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🌌🛣️ James Webb Found a Cosmic Highway. Using the James Webb Space Telescope, scientists have observed a huge structure — a chain of around 20 galaxies stretching millions of light-years across the early universe. This structure is likely part of the cosmic web, where dark matter guides the formation...

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The Astronomy Guy

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20,502 просмотров • 5 месяцев назад •via X (Twitter)

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Did you know the James Webb Space Telescope isn’t orbiting Earth at all? The James Webb Space Telescope operates near the Sun–Earth L2 point, about 1.5 million km from Earth. From there, the Sun, Earth, and Moon stay on the same side of the telescope, allowing its giant sunshield to block their heat and light at the same time. That keeps Webb cold and stable enough to detect extremely faint infrared signals from deep space. Because of this, Webb can peer through clouds of cosmic dust and observe galaxies whose light has traveled for more than 13 billion years. Every image it captures is not just a view across space, but a look back into the early history of the universe.
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Did you know the James Webb Space Telescope isn’t orbiting Earth at all? The James Webb Space Telescope operates near the Sun–Earth L2 point, about 1.5 million km from Earth. From there, the Sun, Earth, and Moon stay on the same side of the telescope, allowing its giant sunshield to block their heat and light at the same time. That keeps Webb cold and stable enough to detect extremely faint infrared signals from deep space. Because of this, Webb can peer through clouds of cosmic dust and observe galaxies whose light has traveled for more than 13 billion years. Every image it captures is not just a view across space, but a look back into the early history of the universe.

Cosmos Archive

22,557 просмотров • 4 месяцев назад

The Observable Universe Stretching Far Beyond 13.8 Billion Light-Years 🚀 Gaze into the deep cosmic dark and you’re not just looking across space—you’re looking back through time. The light reaching our telescopes has been racing toward us for billions of years, yet while it journeyed, the universe itself kept expanding like a relentlessly inflating balloon. That means the galaxies and ancient plasma that emitted those photons are now vastly farther away than the simple “13.8 billion light-years” age of the cosmos would suggest. Today the observable universe spans an estimated radius of about 46.5 billion light-years—roughly 93 billion light-years from end to end. But don’t picture a hard edge or cosmic wall. That 46.5-billion-light-year figure is simply the particle horizon: the farthest distance from which light has had time to reach us since the Big Bang. Beyond it lies more universe, forever hidden from our view by the relentless stretch of expanding space.
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The Observable Universe Stretching Far Beyond 13.8 Billion Light-Years 🚀 Gaze into the deep cosmic dark and you’re not just looking across space—you’re looking back through time. The light reaching our telescopes has been racing toward us for billions of years, yet while it journeyed, the universe itself kept expanding like a relentlessly inflating balloon. That means the galaxies and ancient plasma that emitted those photons are now vastly farther away than the simple “13.8 billion light-years” age of the cosmos would suggest. Today the observable universe spans an estimated radius of about 46.5 billion light-years—roughly 93 billion light-years from end to end. But don’t picture a hard edge or cosmic wall. That 46.5-billion-light-year figure is simply the particle horizon: the farthest distance from which light has had time to reach us since the Big Bang. Beyond it lies more universe, forever hidden from our view by the relentless stretch of expanding space.

Black Hole

27,006 просмотров • 1 месяц назад

Breaking: Hubble Telescope Opens a "Window" into the Dark Universe — First-Ever Detection of a Starless Dark Matter Cloud! In a groundbreaking discovery announced by NASA, the Hubble Space Telescope has revealed an entirely new class of cosmic object: a vast, starless cloud dominated by dark matter, rich in gas but completely devoid of stars. Nicknamed Cloud-9, this enigmatic structure lies about 14 million light-years away, on the outskirts of the spiral galaxy Messier 94 (M94).This is the first confirmed observation of such a "failed galaxy" or relic from the early universe — a massive dark matter halo that gathered hydrogen gas but never triggered star formation. Hubble's deep imaging ruled out any hidden faint stars, confirming it's truly dark and star-free.Key highlights from the discovery:Massive dark matter core — estimated at around 5 billion solar masses, anchoring a compact reservoir of gas. A cosmic fossil — likely a survivor from the universe's infancy, halted during reionization (when the first stars and galaxies lit up and ionized surrounding gas). Implications — This "phantom" object provides direct evidence for the existence of low-mass dark matter halos that never evolved into full galaxies. It suggests the universe could be filled with similar invisible structures, offering a major boost to our understanding of dark matter and galaxy formation. For decades, theorists predicted these "dark galaxies" or RELHICs (Reionization-Limited Hydrogen Clouds), but Cloud-9 marks the first solid proof caught in the act.Scientists are buzzing — this rare "wow" moment could rewrite parts of cosmic history and hint at countless other hidden building blocks of the universe lurking in the shadows.(Source: NASA/ESA Hubble release, January
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Breaking: Hubble Telescope Opens a "Window" into the Dark Universe — First-Ever Detection of a Starless Dark Matter Cloud! In a groundbreaking discovery announced by NASA, the Hubble Space Telescope has revealed an entirely new class of cosmic object: a vast, starless cloud dominated by dark matter, rich in gas but completely devoid of stars. Nicknamed Cloud-9, this enigmatic structure lies about 14 million light-years away, on the outskirts of the spiral galaxy Messier 94 (M94).This is the first confirmed observation of such a "failed galaxy" or relic from the early universe — a massive dark matter halo that gathered hydrogen gas but never triggered star formation. Hubble's deep imaging ruled out any hidden faint stars, confirming it's truly dark and star-free.Key highlights from the discovery:Massive dark matter core — estimated at around 5 billion solar masses, anchoring a compact reservoir of gas. A cosmic fossil — likely a survivor from the universe's infancy, halted during reionization (when the first stars and galaxies lit up and ionized surrounding gas). Implications — This "phantom" object provides direct evidence for the existence of low-mass dark matter halos that never evolved into full galaxies. It suggests the universe could be filled with similar invisible structures, offering a major boost to our understanding of dark matter and galaxy formation. For decades, theorists predicted these "dark galaxies" or RELHICs (Reionization-Limited Hydrogen Clouds), but Cloud-9 marks the first solid proof caught in the act.Scientists are buzzing — this rare "wow" moment could rewrite parts of cosmic history and hint at countless other hidden building blocks of the universe lurking in the shadows.(Source: NASA/ESA Hubble release, January

Black Hole

10,676 просмотров • 8 месяцев назад

Cosmic Evolution: What Do Hubble and Webb See? 🔭 For over 30 years, the legendary Hubble has explored the Universe in the visible and ultraviolet spectra, gifting humanity with iconic images of distant galaxies. The new James Webb telescope operates primarily in the infrared range, allowing it to "see" through dense clouds of cosmic dust. Thanks to this, Webb captures the most ancient stars and intricate details of nebulae with unprecedented sharpness, complementing—rather than replacing—its predecessor. ✨
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Cosmic Evolution: What Do Hubble and Webb See? 🔭 For over 30 years, the legendary Hubble has explored the Universe in the visible and ultraviolet spectra, gifting humanity with iconic images of distant galaxies. The new James Webb telescope operates primarily in the infrared range, allowing it to "see" through dense clouds of cosmic dust. Thanks to this, Webb captures the most ancient stars and intricate details of nebulae with unprecedented sharpness, complementing—rather than replacing—its predecessor. ✨

Black Hole

29,373 просмотров • 1 месяц назад

The Milky Way Galaxy is our galactic home; a uniquely special place in the Universe. This beautiful barred spiral galaxy is estimated to contain roughly 100 billion stars and is over 100,000 light-years in diameter. It formed in the early Universe and is thought to be around 13.6 billion years old. It takes our solar system 200 million years to complete one full orbit around this gorgeous galaxy. The last time our solar system was in this location, dinosaurs ruled the Earth. The Milky Way is just one seemingly average galaxy in a cosmic sea of galaxies. But it contains life, and that makes it remarkable. 📽️ Credit: ESO/M. Kornmesser
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The Milky Way Galaxy is our galactic home; a uniquely special place in the Universe. This beautiful barred spiral galaxy is estimated to contain roughly 100 billion stars and is over 100,000 light-years in diameter. It formed in the early Universe and is thought to be around 13.6 billion years old. It takes our solar system 200 million years to complete one full orbit around this gorgeous galaxy. The last time our solar system was in this location, dinosaurs ruled the Earth. The Milky Way is just one seemingly average galaxy in a cosmic sea of galaxies. But it contains life, and that makes it remarkable. 📽️ Credit: ESO/M. Kornmesser

FarLife

13,020 просмотров • 2 лет назад

On March 6, 2015, astronomers reported observing a supernova in a distant spiral galaxy. Although the explosion itself occurred millions of years earlier, the light carrying that event had only just reached Earth after traveling across intergalactic space. This delay is not unusual but a fundamental feature of the universe, where distance and the finite speed of light turn every observation into a glimpse of the past. In this way, telescopes function not just as instruments of sight, but as time machines, revealing events long after they have concluded. Each distant supernova reminds us that the cosmos we observe is a layered history, unfolding to us not as it is now, but as it once was across unimaginable spans of space and time. Credit: NASA/ESA Hubble Space Telescope
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On March 6, 2015, astronomers reported observing a supernova in a distant spiral galaxy. Although the explosion itself occurred millions of years earlier, the light carrying that event had only just reached Earth after traveling across intergalactic space. This delay is not unusual but a fundamental feature of the universe, where distance and the finite speed of light turn every observation into a glimpse of the past. In this way, telescopes function not just as instruments of sight, but as time machines, revealing events long after they have concluded. Each distant supernova reminds us that the cosmos we observe is a layered history, unfolding to us not as it is now, but as it once was across unimaginable spans of space and time. Credit: NASA/ESA Hubble Space Telescope

Cosmos Archive

23,079 просмотров • 4 месяцев назад

🚨 SCIENTISTS MAY HAVE JUST FOUND A COSMIC VERSION OF HEISENBERG’S UNCERTAINTY PRINCIPLE AND IT COULD EXPLAIN DARK MATTER (OR DARK ENERGY). A bold new theory suggests the universe itself obeys a fundamental fuzziness: its size and rate of expansion cannot be known with perfect precision at the same time just like position and momentum in quantum mechanics. Why this matters: The universe is accelerating faster than it “should.” We call the mysterious driver dark energy (or sometimes link it to dark matter models). But this new idea from theoretical physicist Savvas Koushiappas needs no new particles or forces the acceleration emerges naturally from the universe’s own quantum-like uncertainty at cosmic scales. The deeper implication is mind-bending: Reality on the largest scales may be inherently “fuzzy,” just like the smallest scales. The geometry of spacetime itself carries a built-in uncertainty that could explain why the cosmos is speeding up without invoking exotic vacuum energy or hidden matter. We may be discovering that the universe has its own version of the uncertainty principle woven into its fabric. What happens if this cosmic fuzziness is real? Follow for more frontier physics and cosmic discoveries.
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🚨 SCIENTISTS MAY HAVE JUST FOUND A COSMIC VERSION OF HEISENBERG’S UNCERTAINTY PRINCIPLE AND IT COULD EXPLAIN DARK MATTER (OR DARK ENERGY). A bold new theory suggests the universe itself obeys a fundamental fuzziness: its size and rate of expansion cannot be known with perfect precision at the same time just like position and momentum in quantum mechanics. Why this matters: The universe is accelerating faster than it “should.” We call the mysterious driver dark energy (or sometimes link it to dark matter models). But this new idea from theoretical physicist Savvas Koushiappas needs no new particles or forces the acceleration emerges naturally from the universe’s own quantum-like uncertainty at cosmic scales. The deeper implication is mind-bending: Reality on the largest scales may be inherently “fuzzy,” just like the smallest scales. The geometry of spacetime itself carries a built-in uncertainty that could explain why the cosmos is speeding up without invoking exotic vacuum energy or hidden matter. We may be discovering that the universe has its own version of the uncertainty principle woven into its fabric. What happens if this cosmic fuzziness is real? Follow for more frontier physics and cosmic discoveries.

TheNewPhysics

32,867 просмотров • 4 месяцев назад

🚨 SCIENTISTS JUST DISCOVERED INTERSTELLAR “TUNNELS” CONNECTING OUR SOLAR SYSTEM TO OTHER STARS. New data from the eROSITA X-ray telescope reveals that our Local Hot Bubble the 300-light-year-wide cavity of hot plasma surrounding the Sun isn’t an isolated pocket of space. Instead, it’s linked by massive structural “tunnels” of hot, low-density gas stretching toward the constellations Centaurus and Canis Major. Why this matters: For decades we thought our cosmic neighborhood was a relatively empty void carved out by ancient supernovae. eROSITA now shows it’s part of a much larger, foam-like network of hot interstellar channels. These tunnels act as cosmic conduits for gas, energy, cosmic rays, and heat across the galaxy. The deeper implication is staggering: Our solar system isn’t sitting in a quiet little bubble. We’re embedded in a dynamic, interconnected web of the Milky Way shaped by millions of years of stellar explosions and now revealed in stunning 3D detail. Space around us is far more alive and connected than we ever imagined. What happens when we start mapping the full galactic “foam” of these interstellar tunnels? Follow for more frontier physics and cosmic discoveries.
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🚨 SCIENTISTS JUST DISCOVERED INTERSTELLAR “TUNNELS” CONNECTING OUR SOLAR SYSTEM TO OTHER STARS. New data from the eROSITA X-ray telescope reveals that our Local Hot Bubble the 300-light-year-wide cavity of hot plasma surrounding the Sun isn’t an isolated pocket of space. Instead, it’s linked by massive structural “tunnels” of hot, low-density gas stretching toward the constellations Centaurus and Canis Major. Why this matters: For decades we thought our cosmic neighborhood was a relatively empty void carved out by ancient supernovae. eROSITA now shows it’s part of a much larger, foam-like network of hot interstellar channels. These tunnels act as cosmic conduits for gas, energy, cosmic rays, and heat across the galaxy. The deeper implication is staggering: Our solar system isn’t sitting in a quiet little bubble. We’re embedded in a dynamic, interconnected web of the Milky Way shaped by millions of years of stellar explosions and now revealed in stunning 3D detail. Space around us is far more alive and connected than we ever imagined. What happens when we start mapping the full galactic “foam” of these interstellar tunnels? Follow for more frontier physics and cosmic discoveries.

TheNewPhysics

129,007 просмотров • 4 месяцев назад

The Milky Way and Andromeda are currently separated by about 2.5 million light-years. Drawn together by gravity, Andromeda approaches us at roughly 110 km/s. Though this speed is immense, the vast cosmic distances mean the process will unfold slowly over billions of years. Recent studies using data from Hubble and Gaia suggest the long-predicted merger is not certain: there's roughly a 50% chance the galaxies will collide and merge within the next 10 billion years, with only a small probability of it beginning in the classic ~4–5 billion-year timeframe. As the galaxies interpenetrate, powerful gravitational tides would eject enormous streams of stars, gas, and dust—forming glowing tidal tails that trail across space like celestial ribbons. New star formation would flare in compressed gas clouds, lighting up the chaos with brilliant nebulae. Despite the dramatic term "collision," individual stars are so sparsely distributed that direct crashes would be exceedingly rare. Instead, gravity would gently reshuffle orbits: some systems flung to the outskirts, others spiraling toward a shared center. At the hearts of both galaxies lie supermassive black holes—ours at ~4 million solar masses, Andromeda's far larger. Over eons, they would inspiral and coalesce in a cataclysmic union, unleashing ripples of gravitational waves across the cosmos. In the end, the spirals we know would dissolve into a single, grand elliptical galaxy—a transformed beacon in the Local Group, born from one of the universe's most patient spectacles. 🎥 skywolf400
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The Milky Way and Andromeda are currently separated by about 2.5 million light-years. Drawn together by gravity, Andromeda approaches us at roughly 110 km/s. Though this speed is immense, the vast cosmic distances mean the process will unfold slowly over billions of years. Recent studies using data from Hubble and Gaia suggest the long-predicted merger is not certain: there's roughly a 50% chance the galaxies will collide and merge within the next 10 billion years, with only a small probability of it beginning in the classic ~4–5 billion-year timeframe. As the galaxies interpenetrate, powerful gravitational tides would eject enormous streams of stars, gas, and dust—forming glowing tidal tails that trail across space like celestial ribbons. New star formation would flare in compressed gas clouds, lighting up the chaos with brilliant nebulae. Despite the dramatic term "collision," individual stars are so sparsely distributed that direct crashes would be exceedingly rare. Instead, gravity would gently reshuffle orbits: some systems flung to the outskirts, others spiraling toward a shared center. At the hearts of both galaxies lie supermassive black holes—ours at ~4 million solar masses, Andromeda's far larger. Over eons, they would inspiral and coalesce in a cataclysmic union, unleashing ripples of gravitational waves across the cosmos. In the end, the spirals we know would dissolve into a single, grand elliptical galaxy—a transformed beacon in the Local Group, born from one of the universe's most patient spectacles. 🎥 skywolf400

Dreams N Science

366,005 просмотров • 9 месяцев назад

Is a galaxy collision off the table? 🌌 New data from the Gaia telescope have refuted previous predictions: in 4.5 billion years, the Milky Way and the Andromeda Galaxy will likely not collide head-on, but merely pass each other. The probability of a cosmic cataclysm is only 50%.
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Is a galaxy collision off the table? 🌌 New data from the Gaia telescope have refuted previous predictions: in 4.5 billion years, the Milky Way and the Andromeda Galaxy will likely not collide head-on, but merely pass each other. The probability of a cosmic cataclysm is only 50%.

Black Hole

113,762 просмотров • 19 дней назад

🚨 The 2022 Nobel Prize didn’t prove distance is fake… It exposed something deeper. We’ve been thinking about the universe wrong. Not as objects moving through space… but as connections stretched across it. In quantum experiments: Particles don’t “send signals” faster than light. They were never truly separate. So what we call “distance” might just be: structure being stretched not connection being broken Now zoom out: Atoms Stars Galaxies All follow the same pattern: Structure → tension → separation → interaction But underneath… it’s still one continuous system. So maybe the real shift is this: We don’t live in a universe of things. We live in a universe of relationships. And “distance”… is just what connection looks like when it’s pulled apart. So the real question is: If nothing is truly separate… what does that mean for how the universe actually works?
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🚨 The 2022 Nobel Prize didn’t prove distance is fake… It exposed something deeper. We’ve been thinking about the universe wrong. Not as objects moving through space… but as connections stretched across it. In quantum experiments: Particles don’t “send signals” faster than light. They were never truly separate. So what we call “distance” might just be: structure being stretched not connection being broken Now zoom out: Atoms Stars Galaxies All follow the same pattern: Structure → tension → separation → interaction But underneath… it’s still one continuous system. So maybe the real shift is this: We don’t live in a universe of things. We live in a universe of relationships. And “distance”… is just what connection looks like when it’s pulled apart. So the real question is: If nothing is truly separate… what does that mean for how the universe actually works?

TheNewPhysics

19,235 просмотров • 5 месяцев назад

The question "what existed before the Big Bang" breaks physics at a grammatical level. "Before" requires time. Time didn't exist yet. Stephen Hawking's answer was the cleanest: asking what came before the Big Bang is like asking what's north of the North Pole. The question itself is malformed. Time is a property of the universe, not a container it sits inside. But physicists kept pushing. Neil Turok's CPT-symmetric model says the Big Bang didn't create one universe. It created two. Ours runs forward in time with matter. The other runs backward in time with antimatter. Same event, two directions. If true, there's a mirror version of everything that ever happened, playing in reverse on the other side of t = 0. Then there's the Big Bounce. Our universe is the rebound of a previous universe that contracted to near-zero size and exploded outward again. The Big Bang wasn't a beginning. It was a heartbeat in an infinite cycle. Alan Guth went further. His cosmic inflation theory says before our Big Bang, empty space was expanding exponentially and spawning pocket universes like bubbles in boiling water. Our entire observable universe, 93 billion light-years across, is one bubble. There could be an infinite number of others we will never see or contact. The wildest part: we might actually be able to test some of these. The cosmic microwave background, radiation left over from 380,000 years after the Bang, carries faint patterns that different theories predict differently. The answer to "what came before everything" might already be written in the oldest light in the sky.
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The question "what existed before the Big Bang" breaks physics at a grammatical level. "Before" requires time. Time didn't exist yet. Stephen Hawking's answer was the cleanest: asking what came before the Big Bang is like asking what's north of the North Pole. The question itself is malformed. Time is a property of the universe, not a container it sits inside. But physicists kept pushing. Neil Turok's CPT-symmetric model says the Big Bang didn't create one universe. It created two. Ours runs forward in time with matter. The other runs backward in time with antimatter. Same event, two directions. If true, there's a mirror version of everything that ever happened, playing in reverse on the other side of t = 0. Then there's the Big Bounce. Our universe is the rebound of a previous universe that contracted to near-zero size and exploded outward again. The Big Bang wasn't a beginning. It was a heartbeat in an infinite cycle. Alan Guth went further. His cosmic inflation theory says before our Big Bang, empty space was expanding exponentially and spawning pocket universes like bubbles in boiling water. Our entire observable universe, 93 billion light-years across, is one bubble. There could be an infinite number of others we will never see or contact. The wildest part: we might actually be able to test some of these. The cosmic microwave background, radiation left over from 380,000 years after the Bang, carries faint patterns that different theories predict differently. The answer to "what came before everything" might already be written in the oldest light in the sky.

Aakash Gupta

121,913 просмотров • 5 месяцев назад

Most of us grew up seeing simplified diagrams of the Hubble Space Telescope and assumed the James Webb Space Telescope follows a similar path around Earth. In reality, it operates in a very different region of space. It is not orbiting our planet in the traditional sense but instead travels around a point about 1.5 million kilometers away known as the Sun–Earth L2 point, keeping pace with Earth as both move around the Sun. This location is often described as a gravitational balance point, but it is not truly stable or neutral. JWST does not sit still there; it follows a controlled orbit around L2 and requires periodic adjustments to stay on course. The result is a delicate, engineered dance between gravity and motion, where the telescope remains aligned with Earth while staying far from its heat and light, allowing it to observe the universe with extraordinary clarity.
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Most of us grew up seeing simplified diagrams of the Hubble Space Telescope and assumed the James Webb Space Telescope follows a similar path around Earth. In reality, it operates in a very different region of space. It is not orbiting our planet in the traditional sense but instead travels around a point about 1.5 million kilometers away known as the Sun–Earth L2 point, keeping pace with Earth as both move around the Sun. This location is often described as a gravitational balance point, but it is not truly stable or neutral. JWST does not sit still there; it follows a controlled orbit around L2 and requires periodic adjustments to stay on course. The result is a delicate, engineered dance between gravity and motion, where the telescope remains aligned with Earth while staying far from its heat and light, allowing it to observe the universe with extraordinary clarity.

Cosmos Archive

31,985 просмотров • 4 месяцев назад

The human being is the keeper of Love and Reason in the Universe. Humanity’s highest dream lies not only in eternally preserving its own kind, but also in striving to maintain the Universe’s suitability for other intelligent beings — for the sake of elevating the cosmic tree of life. : The author casts humanity as the Universe’s sole keeper of Love and Reason, the only force capable of infusing cold cosmic matter with warmth and purpose. Our highest dream extends beyond mere self-preservation. It is to ensure the Universe remains hospitable not only for our own eternal continuance but for any other intelligent life that might arise. We are called to tend the cosmic tree of life, nurturing conditions that allow consciousness to bloom wherever it can. This responsibility is both humble and immense. We did not choose the role; it chose us. The same intellect that lets us grasp the stars now demands we safeguard the possibility of other minds grasping them too. To fail would be to let the Universe slip back into silence. To succeed is to make the cosmos a garden rather than a graveyard. Humanity’s greatness is measured not by how long we endure alone, but by how generously we prepare the ground for whatever comes after us. Love and Reason, carried in fragile bodies on a small planet, become the Universe’s quiet rebellion against indifference.
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The human being is the keeper of Love and Reason in the Universe. Humanity’s highest dream lies not only in eternally preserving its own kind, but also in striving to maintain the Universe’s suitability for other intelligent beings — for the sake of elevating the cosmic tree of life. : The author casts humanity as the Universe’s sole keeper of Love and Reason, the only force capable of infusing cold cosmic matter with warmth and purpose. Our highest dream extends beyond mere self-preservation. It is to ensure the Universe remains hospitable not only for our own eternal continuance but for any other intelligent life that might arise. We are called to tend the cosmic tree of life, nurturing conditions that allow consciousness to bloom wherever it can. This responsibility is both humble and immense. We did not choose the role; it chose us. The same intellect that lets us grasp the stars now demands we safeguard the possibility of other minds grasping them too. To fail would be to let the Universe slip back into silence. To succeed is to make the cosmos a garden rather than a graveyard. Humanity’s greatness is measured not by how long we endure alone, but by how generously we prepare the ground for whatever comes after us. Love and Reason, carried in fragile bodies on a small planet, become the Universe’s quiet rebellion against indifference.

Zafar Mirzo | Quotes

290,594 просмотров • 8 месяцев назад

Insane video of stars orbiting the supermassive black hole that lies at the heart of the Milky Way over a period of nearly 20 years. This time-lapse video is from the NACO instrument on ESO's Very Large Telescope in Chile.
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Insane video of stars orbiting the supermassive black hole that lies at the heart of the Milky Way over a period of nearly 20 years. This time-lapse video is from the NACO instrument on ESO's Very Large Telescope in Chile.

Curiosity

569,851 просмотров • 10 месяцев назад

THE MILKY WAY IS ABOUT 100,000 LIGHT-YEARS WIDE. That means light — traveling at 299,792 kilometers per second — would need 100,000 years to cross our galaxy from one side to the other. It contains an estimated 100–400 billion stars, including our Sun, orbiting a supermassive black hole about 4 million times the mass of the Sun. When you see the Milky Way arching across a dark sky, you are looking edge-on through billions of distant suns. You’re inside that structure.
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THE MILKY WAY IS ABOUT 100,000 LIGHT-YEARS WIDE. That means light — traveling at 299,792 kilometers per second — would need 100,000 years to cross our galaxy from one side to the other. It contains an estimated 100–400 billion stars, including our Sun, orbiting a supermassive black hole about 4 million times the mass of the Sun. When you see the Milky Way arching across a dark sky, you are looking edge-on through billions of distant suns. You’re inside that structure.

The Astronomy Guy

56,226 просмотров • 6 месяцев назад

🚨 NASA JUST FOUND THE RAW INGREDIENTS OF DNA INSIDE A ROCK OLDER THAN EARTH ITSELF. Samples returned from the asteroid Bennu contain complex organic molecules including precursors to DNA and RNA, plus many of the amino acids used by all life on Earth. These molecules formed in the early solar system and survived for billions of years inside the asteroid. Earth didn’t have to invent the chemistry of life from nothing. It was delivered ready-made from space. Why this matters: • Bennu is a primitive asteroid that has remained largely unchanged since the birth of the solar system (~4.5 billion years ago) • The samples contain the molecular building blocks of DNA, RNA, and proteins the core components of life as we know it • These organics were preserved through the violent early days of the solar system and could have been delivered to Earth by asteroids and comets • This is some of the strongest direct evidence yet that life’s chemistry has cosmic origins The deeper implication: This doesn’t mean aliens or microbes came from space. It means the raw materials for life were already floating around the solar system long before Earth cooled enough to support life. Our planet likely received these ingredients from above rather than creating them all from scratch. If these building blocks were common in the early solar system, then the starting chemistry for life may have been widespread dramatically raising the chances that similar processes could have happened elsewhere. How does it change your perspective to know that the molecular ingredients for DNA were already present in space billions of years before the first living cell appeared on Earth? Follow for more discoveries about the origins of life and what we’re learning from asteroid samples.
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🚨 NASA JUST FOUND THE RAW INGREDIENTS OF DNA INSIDE A ROCK OLDER THAN EARTH ITSELF. Samples returned from the asteroid Bennu contain complex organic molecules including precursors to DNA and RNA, plus many of the amino acids used by all life on Earth. These molecules formed in the early solar system and survived for billions of years inside the asteroid. Earth didn’t have to invent the chemistry of life from nothing. It was delivered ready-made from space. Why this matters: • Bennu is a primitive asteroid that has remained largely unchanged since the birth of the solar system (~4.5 billion years ago) • The samples contain the molecular building blocks of DNA, RNA, and proteins the core components of life as we know it • These organics were preserved through the violent early days of the solar system and could have been delivered to Earth by asteroids and comets • This is some of the strongest direct evidence yet that life’s chemistry has cosmic origins The deeper implication: This doesn’t mean aliens or microbes came from space. It means the raw materials for life were already floating around the solar system long before Earth cooled enough to support life. Our planet likely received these ingredients from above rather than creating them all from scratch. If these building blocks were common in the early solar system, then the starting chemistry for life may have been widespread dramatically raising the chances that similar processes could have happened elsewhere. How does it change your perspective to know that the molecular ingredients for DNA were already present in space billions of years before the first living cell appeared on Earth? Follow for more discoveries about the origins of life and what we’re learning from asteroid samples.

TheNewPhysics

87,603 просмотров • 3 месяцев назад

Masters of the Universe is almost here, so we thought we’d take a trip down memory lane to see how He-Man and Co. have evolved over the years. From the animated series to the first live-action movie to now. Presented by Masters of the Universe. Only in theaters June 5
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Masters of the Universe is almost here, so we thought we’d take a trip down memory lane to see how He-Man and Co. have evolved over the years. From the animated series to the first live-action movie to now. Presented by Masters of the Universe. Only in theaters June 5

IGN

476,153 просмотров • 3 месяцев назад

Most people think the Ramayan and Mahabharat happened once in history. But according to the Yoga Vasistha, time is a loop, and there is one witness who has seen it all: Kakbhushundi, the Eternal Crow Sage. 🦅 Kakbhushundi wasn’t born a crow by accident. He was the son of a group of female crows who served the Goddesses (Matrikas). Blessed with divine knowledge from birth, he mastered Prana Yoga the science of the vital breath. How he survives the Pralaya (Cosmic Dissolution): When the universe burns at the end of a Kalpa, Kakbhushundi doesn’t die. He enters a state of Akasha Dharana (Space Meditation). As the stars fall and galaxies dissolve, he sits calmly on his wish-fulfilling tree on Mount Meru, watching the “reset button” of the universe get pressed. 🌌 He revealed to Sage Vasistha that he has watched: ✅ The Ramayan play out 11 times. ✅ The Mahabharat happen 16 times. ✅ Each time, the players are the same, but the moves are different. He has seen a version of the world where humans were made of stone, and a version where the Earth was nothing but gold. He is the ultimate reminder that our “reality” is just one episode in an infinite series!
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Most people think the Ramayan and Mahabharat happened once in history. But according to the Yoga Vasistha, time is a loop, and there is one witness who has seen it all: Kakbhushundi, the Eternal Crow Sage. 🦅 Kakbhushundi wasn’t born a crow by accident. He was the son of a group of female crows who served the Goddesses (Matrikas). Blessed with divine knowledge from birth, he mastered Prana Yoga the science of the vital breath. How he survives the Pralaya (Cosmic Dissolution): When the universe burns at the end of a Kalpa, Kakbhushundi doesn’t die. He enters a state of Akasha Dharana (Space Meditation). As the stars fall and galaxies dissolve, he sits calmly on his wish-fulfilling tree on Mount Meru, watching the “reset button” of the universe get pressed. 🌌 He revealed to Sage Vasistha that he has watched: ✅ The Ramayan play out 11 times. ✅ The Mahabharat happen 16 times. ✅ Each time, the players are the same, but the moves are different. He has seen a version of the world where humans were made of stone, and a version where the Earth was nothing but gold. He is the ultimate reminder that our “reality” is just one episode in an infinite series!

𝑺𝒂𝒏𝒅𝒉𝒚𝒂𝒂'𝒗

104,577 просмотров • 6 месяцев назад