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It's Black Hole Friday! This computer simulation shows a gas cloud encountering two supermassive black holes. As gravitational and frictional forces meet, the cloud condenses and heats. Each time the black holes orbit, some of the gas is ejected. Learn how scientists use data like this to improve their...

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NASA Ames

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54,980 просмотров • 9 месяцев назад •via X (Twitter)

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🚨 SCIENTISTS MAY HAVE FINALLY SOLVED ONE OF THE BIGGEST UNSOLVED PROBLEMS IN BLACK HOLE PHYSICS. For years, astrophysicists have struggled with the “final parsec problem”: even after two supermassive black holes get relatively close, they struggle to shed enough angular momentum to merge within the age of the universe. New 3D simulations reveal that magnetic fields in the gas disk surrounding a binary system can solve this. The fields trigger powerful outflows and jets that efficiently carry away angular momentum, allowing the two objects to spiral much closer together. The same mechanism also explains how some binary stars end up in extremely tight orbits. In the simulations, binaries without magnetic fields actually moved farther apart. With magnetic fields present, they rapidly lost angular momentum and migrated inward. Why this matters: • It provides a physically motivated solution to one of the biggest open problems in black hole astrophysics • Magnetic fields appear to be far more effective at removing angular momentum than previously modeled effects • The mechanism works for both star formation and black hole mergers • It shows that the environment around binaries (not just the objects themselves) plays a decisive role in their evolution The deeper implication: We often think of black holes and stars as isolated objects governed purely by gravity. But these simulations show that the magnetic fields threading the gas around them can fundamentally change their fate. By removing angular momentum through jets and outflows, magnetic fields act like a cosmic brake, allowing binaries to reach the tight configurations we observe. This doesn’t just help explain star formation it may finally tell us how the universe’s most massive black holes manage to merge and create the gravitational wave signals we’re now detecting. Sometimes the key to cosmic mergers isn’t gravity alone. It’s magnetism. How important do you think magnetic fields are in shaping the final stages of black hole mergers and binary star evolution? Follow for more frontier astrophysics and the hidden forces that govern the universe.
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🚨 SCIENTISTS MAY HAVE FINALLY SOLVED ONE OF THE BIGGEST UNSOLVED PROBLEMS IN BLACK HOLE PHYSICS. For years, astrophysicists have struggled with the “final parsec problem”: even after two supermassive black holes get relatively close, they struggle to shed enough angular momentum to merge within the age of the universe. New 3D simulations reveal that magnetic fields in the gas disk surrounding a binary system can solve this. The fields trigger powerful outflows and jets that efficiently carry away angular momentum, allowing the two objects to spiral much closer together. The same mechanism also explains how some binary stars end up in extremely tight orbits. In the simulations, binaries without magnetic fields actually moved farther apart. With magnetic fields present, they rapidly lost angular momentum and migrated inward. Why this matters: • It provides a physically motivated solution to one of the biggest open problems in black hole astrophysics • Magnetic fields appear to be far more effective at removing angular momentum than previously modeled effects • The mechanism works for both star formation and black hole mergers • It shows that the environment around binaries (not just the objects themselves) plays a decisive role in their evolution The deeper implication: We often think of black holes and stars as isolated objects governed purely by gravity. But these simulations show that the magnetic fields threading the gas around them can fundamentally change their fate. By removing angular momentum through jets and outflows, magnetic fields act like a cosmic brake, allowing binaries to reach the tight configurations we observe. This doesn’t just help explain star formation it may finally tell us how the universe’s most massive black holes manage to merge and create the gravitational wave signals we’re now detecting. Sometimes the key to cosmic mergers isn’t gravity alone. It’s magnetism. How important do you think magnetic fields are in shaping the final stages of black hole mergers and binary star evolution? Follow for more frontier astrophysics and the hidden forces that govern the universe.

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At the heart of our Milky Way lies Sagittarius A*, the supermassive black hole with a mass of about 4.3 million suns. Recent observations from the Event Horizon Telescope have revealed something remarkable: the magnetic fields surrounding it are not the turbulent, disordered chaos scientists once expected, but instead form a strong, coherent spiral structure.These organized, twisted magnetic fields thread through the swirling hot plasma near the event horizon, acting like invisible guides that regulate how matter flows inward. They help control the acceleration and heating of gas, determine the intensity of emitted radiation, and stabilize the chaotic environment just outside the point of no return.This discovery, achieved by imaging polarized light from the accretion disk, shows striking similarities to the magnetic geometry seen around the much larger black hole in M87—despite vast differences in size and activity level. It suggests that powerful, ordered magnetic fields are a universal feature of supermassive black holes, playing a central role in how they feed, influence their surroundings, and potentially launch jets.The findings deepen our understanding of extreme plasma physics under intense gravity, test general relativity in its strongest regime, and highlight the profound interplay between magnetic forces and spacetime itself. Even in our relatively quiet galactic center, these fields reveal a hidden capacity for dynamic, powerful behavior—reminding us that black holes are not just gravitational sinks, but complex engines shaped by electromagnetism on cosmic scales.Future observations promise even sharper views and time-lapse sequences, offering deeper insights into the fundamental processes driving the hearts of galaxies.
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At the heart of our Milky Way lies Sagittarius A*, the supermassive black hole with a mass of about 4.3 million suns. Recent observations from the Event Horizon Telescope have revealed something remarkable: the magnetic fields surrounding it are not the turbulent, disordered chaos scientists once expected, but instead form a strong, coherent spiral structure.These organized, twisted magnetic fields thread through the swirling hot plasma near the event horizon, acting like invisible guides that regulate how matter flows inward. They help control the acceleration and heating of gas, determine the intensity of emitted radiation, and stabilize the chaotic environment just outside the point of no return.This discovery, achieved by imaging polarized light from the accretion disk, shows striking similarities to the magnetic geometry seen around the much larger black hole in M87—despite vast differences in size and activity level. It suggests that powerful, ordered magnetic fields are a universal feature of supermassive black holes, playing a central role in how they feed, influence their surroundings, and potentially launch jets.The findings deepen our understanding of extreme plasma physics under intense gravity, test general relativity in its strongest regime, and highlight the profound interplay between magnetic forces and spacetime itself. Even in our relatively quiet galactic center, these fields reveal a hidden capacity for dynamic, powerful behavior—reminding us that black holes are not just gravitational sinks, but complex engines shaped by electromagnetism on cosmic scales.Future observations promise even sharper views and time-lapse sequences, offering deeper insights into the fundamental processes driving the hearts of galaxies.

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This supermassive black hole holds a mass of nearly 66 billion Suns, making it the largest confirmed black hole ever discovered. Its event horizon is so vast that our entire solar system would disappear inside it, and time near its edge would slow almost to a stop. Located billions of light-years away, TON 618 shows us how powerful and mysterious the universe truly is.
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This supermassive black hole holds a mass of nearly 66 billion Suns, making it the largest confirmed black hole ever discovered. Its event horizon is so vast that our entire solar system would disappear inside it, and time near its edge would slow almost to a stop. Located billions of light-years away, TON 618 shows us how powerful and mysterious the universe truly is.

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1. stable orbits around black holes are very possible and common, and lots of other things that don’t quite match up with black hole physics, but given the devil is involved i accept it 2. “geostationary orbit” is a term that only applies to a very specific orbit around Earth
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1. stable orbits around black holes are very possible and common, and lots of other things that don’t quite match up with black hole physics, but given the devil is involved i accept it 2. “geostationary orbit” is a term that only applies to a very specific orbit around Earth

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This animation shows the binary black hole system of OJ 287. Every 12 years, the smaller black hole punches through the accretion disk of the larger black hole and results in a flash of light that is over a trillion times brighter than the sun. By KFRMAN
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This animation shows the binary black hole system of OJ 287. Every 12 years, the smaller black hole punches through the accretion disk of the larger black hole and results in a flash of light that is over a trillion times brighter than the sun. By KFRMAN

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Meet, the Black Heron. 🐦‍⬛ This bird is a master at fishing and used this special technique to lure fish into the circle of doom!
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Gravitational lensing, also known as an Einstein ring This occurs when the strong gravitational pull of a massive object warps spacetime around it so much that light and other forms of electromagnetic radiation are deflected from a straight path. For example, animations show how a black hole passing in front of a galaxy distorts its visible image. An object with such a powerful gravitational pull is called a gravitational lens.
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Gravitational lensing, also known as an Einstein ring This occurs when the strong gravitational pull of a massive object warps spacetime around it so much that light and other forms of electromagnetic radiation are deflected from a straight path. For example, animations show how a black hole passing in front of a galaxy distorts its visible image. An object with such a powerful gravitational pull is called a gravitational lens.

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Gravitational lensing, also known as an Einstein ring This occurs when the strong gravitational pull of a massive object warps spacetime around it so much that light and other forms of electromagnetic radiation are deflected from a straight path. For example, animations show how a black hole passing in front of a galaxy distorts its visible image. An object with such a powerful gravitational pull is called a gravitational lens.
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Gravitational lensing, also known as an Einstein ring This occurs when the strong gravitational pull of a massive object warps spacetime around it so much that light and other forms of electromagnetic radiation are deflected from a straight path. For example, animations show how a black hole passing in front of a galaxy distorts its visible image. An object with such a powerful gravitational pull is called a gravitational lens.

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this is the perfect example of how it feels to have a black cat. you play with your black cat and he dont give a fuck
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this is the perfect example of how it feels to have a black cat. you play with your black cat and he dont give a fuck

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This was a fun shoot! MLB Player Dee Strange-Gordon is joining the small percentage of Black farmers in the US and is the CEO of Black Sheep Farms. I checked out the farm to learn what he and his team are up to. WESH 2 News Story:
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This was a fun shoot! MLB Player Dee Strange-Gordon is joining the small percentage of Black farmers in the US and is the CEO of Black Sheep Farms. I checked out the farm to learn what he and his team are up to. WESH 2 News Story:

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"You go back to her, and I go back to black.." 🎶 ‘Back To Black’ is a timeless classic. Rolling Stone honoured Back to Black as the 98th 'Best Songs of the 2000s' and among the '500 Greatest Songs of All Time' at 79th. 🖤

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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

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A wet start this Friday in parts of the north and west as rain moves southeastwards, this heavy at times 🌧️ Some low cloud around at first, though this will lift and break to allow plenty of sunshine in the east and southeast 😎 Feeling very warm here, and rather muggy 🥵

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