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Why catch a rocket when you can just land it? Physics YouTuber explains the high-stakes engineering behind SpaceX’s “Mechazilla” catch system. As a rocket descends, its engines become less efficient due to air resistance, often forcing them to shut off just before touchdown; causing the vehicle to literally fall... show more

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49,873 views • 6 months ago •via X (Twitter)

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🚨 SPACEX TRIED TO CATCH A 70-METER BUILDING FALLING FROM SPACE - AND THIS HAPPENED Super Heavy booster coming back, Mechazilla arms closing... then fireball 🔥🚀 What most don't know: Starship Super Heavy = 71m tall, 33 Raptor engines, 7,500 tons thrust. SpaceX catch system = no landing legs to save weight - has to be caught mid-air like chopsticks grabbing a skyscraper. Fail = big boom but data = gold. That London account got 4M likes because everyone wants to see rockets get caught. They don't land rockets anymore. They catch them.

🚨 SPACEX TRIED TO CATCH A 70-METER BUILDING FALLING FROM SPACE - AND THIS HAPPENED Super Heavy booster coming back, Mechazilla arms closing... then fireball 🔥🚀 What most don't know: Starship Super Heavy = 71m tall, 33 Raptor engines, 7,500 tons thrust. SpaceX catch system = no landing legs to save weight - has to be caught mid-air like chopsticks grabbing a skyscraper. Fail = big boom but data = gold. That London account got 4M likes because everyone wants to see rockets get caught. They don't land rockets anymore. They catch them.

Stellarix

528,801 views • 5 days ago

SpaceX ditched Mechazilla’s hydraulics for one brutal reason: fluid compression delays. When catching a 70-meter Super Heavy booster falling from the sky, standard hydraulics have a tiny, millisecond lag time that can cause a catastrophic crash. To fix this, SpaceX switched to ultra-responsive electromechanical actuators. These electric drives provide instant, millimeter-level control, giving the giant chopstick arms the flawless reflex speeds needed to catch a multi-ton rocket mid-air without a single stutter. #SpaceX #Mechazilla #Starship #RocketEngineering #Shorts #ElonMusk #Engineering #Aerospace #TechInnovation

SpaceX ditched Mechazilla’s hydraulics for one brutal reason: fluid compression delays. When catching a 70-meter Super Heavy booster falling from the sky, standard hydraulics have a tiny, millisecond lag time that can cause a catastrophic crash. To fix this, SpaceX switched to ultra-responsive electromechanical actuators. These electric drives provide instant, millimeter-level control, giving the giant chopstick arms the flawless reflex speeds needed to catch a multi-ton rocket mid-air without a single stutter. #SpaceX #Mechazilla #Starship #RocketEngineering #Shorts #ElonMusk #Engineering #Aerospace #TechInnovation

Rocketry

154,252 views • 2 months ago

THE ROCKET ERA OF TRAVEL: FROM NYC TO SYDNEY BEFORE YOUR COFFEE COOLS Why fly when you can launch? SpaceX is turning suborbital travel into reality. Imagine New York to Sydney in under 60 minutes. No runways, no layovers, just lift off, arc the edge of space, and land. Starship isn’t just for Mars anymore. It is actually rewriting the physics of global movement. The tech is real, the timeline is tightening, and the sky is no longer the limit. Commercial air travel had its century. Now it’s time for the rocket era. Source: Founders Vault

THE ROCKET ERA OF TRAVEL: FROM NYC TO SYDNEY BEFORE YOUR COFFEE COOLS Why fly when you can launch? SpaceX is turning suborbital travel into reality. Imagine New York to Sydney in under 60 minutes. No runways, no layovers, just lift off, arc the edge of space, and land. Starship isn’t just for Mars anymore. It is actually rewriting the physics of global movement. The tech is real, the timeline is tightening, and the sky is no longer the limit. Commercial air travel had its century. Now it’s time for the rocket era. Source: Founders Vault

Mario Nawfal

188,464 views • 1 year ago

After flying to a peak altitude of ~90km, traveling more than 60 km downrange from Starbase, and completing its boostback burn and coast, Super Heavy ignited its landing burn less than 40 meters away from the preflight target. The Raptor engines and booster guidance system precisely maneuvered the vehicle through the highest wind speeds yet for a Super Heavy landing burn. Upgrades to the chopstick controls enabled them to start wider and move earlier for catch, expanding the envelope for booster landing burn trajectories.

After flying to a peak altitude of ~90km, traveling more than 60 km downrange from Starbase, and completing its boostback burn and coast, Super Heavy ignited its landing burn less than 40 meters away from the preflight target. The Raptor engines and booster guidance system precisely maneuvered the vehicle through the highest wind speeds yet for a Super Heavy landing burn. Upgrades to the chopstick controls enabled them to start wider and move earlier for catch, expanding the envelope for booster landing burn trajectories.

SpaceX

1,583,928 views • 1 year ago

Starship’s Engineering by Subtraction: Belly Flop, Header Tanks, and Tower Catch Starship redefines rocket recovery through engineering by subtraction. Instead of carrying heavy landing legs and massive propellant reserves for a vertical descent, it enters the atmosphere sideways in a controlled belly flop. Its broadside maximizes aerodynamic drag, bleeding off hypersonic velocity without main engine burns. Header tanks — small, pressurized spheres within the main tanks — isolate clean propellant for the final flip and landing burn, solving slosh issues during horizontal flight. The tower’s mechanical arms then catch the vehicle directly, eliminating legs and transport entirely. Every pound removed increases payload capacity toward 200 tons and enables sub-hour turnaround. This interconnected system of eliminations turns the physics of the rocket equation into an advantage for multiplanetary flight.

Starship’s Engineering by Subtraction: Belly Flop, Header Tanks, and Tower Catch Starship redefines rocket recovery through engineering by subtraction. Instead of carrying heavy landing legs and massive propellant reserves for a vertical descent, it enters the atmosphere sideways in a controlled belly flop. Its broadside maximizes aerodynamic drag, bleeding off hypersonic velocity without main engine burns. Header tanks — small, pressurized spheres within the main tanks — isolate clean propellant for the final flip and landing burn, solving slosh issues during horizontal flight. The tower’s mechanical arms then catch the vehicle directly, eliminating legs and transport entirely. Every pound removed increases payload capacity toward 200 tons and enables sub-hour turnaround. This interconnected system of eliminations turns the physics of the rocket equation into an advantage for multiplanetary flight.

Lacey

13,533 views • 2 months ago

BREAKING: For 10 years the world believed there was one way to reuse a rocket: land it upright on its engines, the way SpaceX does. Today China refused to copy it, and pulled off something SpaceX never managed on a first flight. It caught the rocket instead. The Long March 10B lifted off from Hainan, China this morning, and about 6 minutes later its first stage came back down toward a 25,000-ton ship at sea. It did not land. Hooks on the falling booster snagged a net of tensioned steel wires strung across the deck, the wires riding robotic rails that slid into place to meet it. No landing legs. No touchdown. A rocket plucked out of its own descent by a moving net, on the maiden flight of a brand-new vehicle. No one handed China this. SpaceX guards its rocket tech as “trade secrets”, not “patents”, precisely so it cannot be read and copied. China watched a decade of public flights and then built an entirely different machine to reach the same prize, catching instead of landing, which sheds the heavy legs and spares the fuel a soft touchdown burns to hover. And this was never about cheaper satellites, though it delivers those too, feeding the thousands of birds in China's Starlink rival. Its deeper purpose is the Moon. That booster shares its core with the rocket meant to land Chinese astronauts on the lunar surface by 2030. In the same season, America's own Moon rocket, Starship, has flown 12 times and still has not shown the single maneuver its lunar plan depends on. One flight does not dethrone SpaceX. It has landed hundreds. What ended today is not SpaceX's lead. It is Uncle Sam’s belief that it owns the only road to the Moon. The piece works out which way of coming home actually wins.

Shanaka Anslem Perera ⚡

2,632,873 views • 1 month ago

WHY THE CHOPSTICKS SYSTEM WILL LEAD US INTO A MULTI PLANETARY SPECIES SpaceX’s "chopsticks" has officially redefined how rockets return to Earth, solving a key issue with the Super Heavy booster landings. By catching the rocket mid-air, this system eliminates the need for landing legs, drastically reducing the booster’s mass and fuel consumption while increasing payload capacity. This advancement allows for quicker reuse of rockets, cutting down both maintenance time and costs. The solution is more than just an engineering feat—it marks a critical shift in space travel’s future. By perfecting rocket reusability, SpaceX is breaking down barriers to space exploration, making missions more affordable and sustainable. It brings humanity closer to frequent space travel, allowing businesses, researchers, and even individuals to explore new frontiers, with a long-term vision of life beyond Earth. Video Source: Sawyer Merritt

WHY THE CHOPSTICKS SYSTEM WILL LEAD US INTO A MULTI PLANETARY SPECIES SpaceX’s "chopsticks" has officially redefined how rockets return to Earth, solving a key issue with the Super Heavy booster landings. By catching the rocket mid-air, this system eliminates the need for landing legs, drastically reducing the booster’s mass and fuel consumption while increasing payload capacity. This advancement allows for quicker reuse of rockets, cutting down both maintenance time and costs. The solution is more than just an engineering feat—it marks a critical shift in space travel’s future. By perfecting rocket reusability, SpaceX is breaking down barriers to space exploration, making missions more affordable and sustainable. It brings humanity closer to frequent space travel, allowing businesses, researchers, and even individuals to explore new frontiers, with a long-term vision of life beyond Earth. Video Source: Sawyer Merritt

Mario Nawfal

220,820 views • 1 year ago

🇺🇸 ELON: WE BUILT A ROCKET CITY FROM NOTHING SpaceX literally incorporated their launch site as a city and put it on a public road. You can just drive by and watch them build Starships. That's wild... “This is a city that we built out of nothing thanks to the hard work of the SpaceX team. It’s now a gigantic rocket manufacturing system. We’re actually on a public highway, so you can come and visit and see the epic hardware. I think this is the first rocket development program ever on a public highway.” Source: Department of War Elon Musk

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Mario Nawfal

93,474 views • 7 months ago

SpaceX is not attempting to catch the Super Heavy Booster for Starship Flight 9 due to a strategic decision to prioritize other mission objectives and reduce risks. The booster, Booster 14-2, previously flew on Flight 7 and is set to perform a landing burn in the Gulf of America, instead of returning to the launch tower for a catch. This choice likely stems from the need to focus on resolving ongoing issues with the Starship upper stage, which has failed in the last two flights (Flights 7 and 8) due to engine-related anomalies. By opting for a simpler booster landing profile, SpaceX can concentrate on testing and refining the Block 2 Starship design, particularly its heat shield and reentry capabilities, without the added complexity of a tower catch.

Ellie in Space 🚀💫

107,588 views • 1 year ago

WHEN INSANE ENGINEERING MAKES PERFECT SENSE SpaceX catching a 220-foot rocket with a tower instead of landing legs is the kind of insane engineering that only makes sense when you think about it backwards. Landing legs add about 5% to the vehicle's mass. So instead of putting legs on the rocket, they put the "legs" on the ground and have the rocket land on them. Problem solved. 33 engines. 30 feet wide. Completely autonomous. The thing is steering itself like balancing a broomstick, adjusting in real-time while descending at speeds that would vaporize anything else. This is what first principles engineering looks like. Don't ask how it's been done. Ask what's actually necessary. Source: Danny Jones Podcast Everyday Astronaut

WHEN INSANE ENGINEERING MAKES PERFECT SENSE SpaceX catching a 220-foot rocket with a tower instead of landing legs is the kind of insane engineering that only makes sense when you think about it backwards. Landing legs add about 5% to the vehicle's mass. So instead of putting legs on the rocket, they put the "legs" on the ground and have the rocket land on them. Problem solved. 33 engines. 30 feet wide. Completely autonomous. The thing is steering itself like balancing a broomstick, adjusting in real-time while descending at speeds that would vaporize anything else. This is what first principles engineering looks like. Don't ask how it's been done. Ask what's actually necessary. Source: Danny Jones Podcast Everyday Astronaut

Mario Nawfal

33,791 views • 6 months ago

A Russian soldier grabs a Ukrainian FPV drone out of the air and runs off with it. Unfortunately for him, he lowers the drone closer to the ground and it detonates. Don’t grab FPV drones out of the sky kids. It’s better to just shoot them if you can.

A Russian soldier grabs a Ukrainian FPV drone out of the air and runs off with it. Unfortunately for him, he lowers the drone closer to the ground and it detonates. Don’t grab FPV drones out of the sky kids. It’s better to just shoot them if you can.

Military Clips

37,608 views • 4 days ago

Why doesn't SpaceX just use the Raptor engines to brake before hitting the atmosphere?" It's the most common question under every Starship reentry stream. It sounds like a common-sense solution to save the heat shield tiles. But trying to slow down using fuel instead of atmospheric drag introduces a brutal physics trap. To completely cancel out orbital velocity using raw engine thrust, Starship would need to carry an impossible amount of weight. Here is exactly why the Rocket Equation makes a "cool reentry" mathematically impossible: 👇#spacex #starship #reentry #raptor

Why doesn't SpaceX just use the Raptor engines to brake before hitting the atmosphere?" It's the most common question under every Starship reentry stream. It sounds like a common-sense solution to save the heat shield tiles. But trying to slow down using fuel instead of atmospheric drag introduces a brutal physics trap. To completely cancel out orbital velocity using raw engine thrust, Starship would need to carry an impossible amount of weight. Here is exactly why the Rocket Equation makes a "cool reentry" mathematically impossible: 👇#spacex #starship #reentry #raptor

Rocketry

86,062 views • 2 months ago

Elon Musk explains exactly how Space X's Mechazilla can catch the Super Heavy booster. On Sunday morning, Space X successfully caught a 20+ story tall rocket booster. "This is a custom-built tower with arms that are designed to catch the largest flying and heaviest flying object ever made and pluck it outta the air." "It'll weigh about 250 tons. We'll make that lighter over time." "So you got a couple hundred tons plummeting at more than half the speed of sound. So this thing is still coming in really fast." "When the engines land... it's gonna drop the velocity to basically zero and come in between the arms." "The arms will be wide, and as it's coming in, the arms will, will close, go flush against the side of the vehicle, and the vehicle will be descending through the arms." "The probability is uncertain, but it is above zero." Insane.

Elon Musk explains exactly how Space X's Mechazilla can catch the Super Heavy booster. On Sunday morning, Space X successfully caught a 20+ story tall rocket booster. "This is a custom-built tower with arms that are designed to catch the largest flying and heaviest flying object ever made and pluck it outta the air." "It'll weigh about 250 tons. We'll make that lighter over time." "So you got a couple hundred tons plummeting at more than half the speed of sound. So this thing is still coming in really fast." "When the engines land... it's gonna drop the velocity to basically zero and come in between the arms." "The arms will be wide, and as it's coming in, the arms will, will close, go flush against the side of the vehicle, and the vehicle will be descending through the arms." "The probability is uncertain, but it is above zero." Insane.

Collin Rugg

4,703,947 views • 1 year ago

🚨🇺🇸 SPACEX UNVEILS STARSHIP V3 - THE ROCKET THAT'LL ACTUALLY GET US TO MARS SpaceX just dropped the blueprint for Starship's third generation and it's a complete overhaul. The upper stage looks similar on the outside but everything under the hood got rebuilt. New Raptor 3 engines with higher thrust, upgraded energy storage, extended mission duration capability, and docking adapters for orbital refueling demonstrations next year. Super Heavy booster? Three massive grid fins instead of four, 50% larger and strong enough to handle vehicle catch. The fuel transfer tube is literally the size of a Falcon 9 first stage. A rocket inside a rocket. Raptor 3 looks "radically different" with dramatic parts reduction and higher thrust. First flight engines already in production. This is the version going to the Moon and Mars. Source: SpaceX Clip: Computer

🚨🇺🇸 SPACEX UNVEILS STARSHIP V3 - THE ROCKET THAT'LL ACTUALLY GET US TO MARS SpaceX just dropped the blueprint for Starship's third generation and it's a complete overhaul. The upper stage looks similar on the outside but everything under the hood got rebuilt. New Raptor 3 engines with higher thrust, upgraded energy storage, extended mission duration capability, and docking adapters for orbital refueling demonstrations next year. Super Heavy booster? Three massive grid fins instead of four, 50% larger and strong enough to handle vehicle catch. The fuel transfer tube is literally the size of a Falcon 9 first stage. A rocket inside a rocket. Raptor 3 looks "radically different" with dramatic parts reduction and higher thrust. First flight engines already in production. This is the version going to the Moon and Mars. Source: SpaceX Clip: Computer

Mario Nawfal

2,592,904 views • 10 months ago

WORLD’S FASTEST E-BIKE IS LITERALLY MISSING A CHUNK Engineers literally cut a tunnel through the middle of the WMC 250 EV to see what would happen; it turns out it smokes even the Suzuki Hayabusa and Kawasaki H2R. That hole slashes air resistance by 70%, keeps the bike glued to the road, and lets it rocket to 400 km/h with just 135 horsepower. Yes, a bike with a giant hole in it just bullied high-speed trains. Source: كويتي بايكر

WORLD’S FASTEST E-BIKE IS LITERALLY MISSING A CHUNK Engineers literally cut a tunnel through the middle of the WMC 250 EV to see what would happen; it turns out it smokes even the Suzuki Hayabusa and Kawasaki H2R. That hole slashes air resistance by 70%, keeps the bike glued to the road, and lets it rocket to 400 km/h with just 135 horsepower. Yes, a bike with a giant hole in it just bullied high-speed trains. Source: كويتي بايكر

Mario Nawfal

2,714,755 views • 1 year ago

The successful catch shaking animation is different than almost-catch, starting from the very first shake. For a long time I felt like I've "somehow known" when a catch is a success, on the first shake. I suspected that actually I was just getting lucky and letting confirmation bias get the best of me. But no! Here is a successful catch (pinkish ghost) overlayed with a near miss. You can see the successful catch shakes are slower, making it appear to lag behind. So you really can train your brain to spot the difference after all 😁

The successful catch shaking animation is different than almost-catch, starting from the very first shake. For a long time I felt like I've "somehow known" when a catch is a success, on the first shake. I suspected that actually I was just getting lucky and letting confirmation bias get the best of me. But no! Here is a successful catch (pinkish ghost) overlayed with a near miss. You can see the successful catch shakes are slower, making it appear to lag behind. So you really can train your brain to spot the difference after all 😁

bmenrigh

65,673 views • 11 months ago

How to Seal the Deal in Rocket Engineering 🚀 Before our Kalam-1200 rocket stage can unleash its full, fiery thrust, it starts off sealed shut. This special cap — called a nozzle closure — locks in the gases to build just the right chamber pressure to initiate uniform and stable combustion. Then, in a split-second precision, it’s blasted away, clearing the path for the booster to roar to life. 🔥 Watch the breathtaking moment of closure ejection in 1500 fps and see how our team sealed the deal to fire India's largest private rocket stage!

How to Seal the Deal in Rocket Engineering 🚀 Before our Kalam-1200 rocket stage can unleash its full, fiery thrust, it starts off sealed shut. This special cap — called a nozzle closure — locks in the gases to build just the right chamber pressure to initiate uniform and stable combustion. Then, in a split-second precision, it’s blasted away, clearing the path for the booster to roar to life. 🔥 Watch the breathtaking moment of closure ejection in 1500 fps and see how our team sealed the deal to fire India's largest private rocket stage!

Skyroot Aerospace

41,287 views • 1 year ago

Running two days late, SpaceX finally launched its huge Super Heavy-Starship on Tuesday on a high-stakes return-to-flight after three catastrophic failures in a row earlier this year. The Super Heavy booster's 33 methane-fueled Raptor engines flashed to life with a ground-shaking roar and a rush of flaming exhaust at 7:30 p.m. ET, pushing the 40-story-tall rocket away from SpaceX's Starbase facility on the Texas Gulf Coast. The 230-foot-tall Super Heavy booster propelled the Starship upper stage out of the dense lower atmosphere, separated, flipped around, and flew itself to a splashdown off the Texas Gulf Coast as planned.

Running two days late, SpaceX finally launched its huge Super Heavy-Starship on Tuesday on a high-stakes return-to-flight after three catastrophic failures in a row earlier this year. The Super Heavy booster's 33 methane-fueled Raptor engines flashed to life with a ground-shaking roar and a rush of flaming exhaust at 7:30 p.m. ET, pushing the 40-story-tall rocket away from SpaceX's Starbase facility on the Texas Gulf Coast. The 230-foot-tall Super Heavy booster propelled the Starship upper stage out of the dense lower atmosphere, separated, flipped around, and flew itself to a splashdown off the Texas Gulf Coast as planned.

CBS News

27,671 views • 1 year ago

🚨WHOA!!! Gravity Just Got Outmatched… Watch a C-17 Drop Out of the Sky Using Reverse Thrust Most people think giant cargo aircraft descend slowly in wide lazy circles. Not the American 🇺🇸 C-17. What you’re seeing in this footage is one of the most aggressive controlled descents ever engineered into a military aircraft. The C-17 Globemaster can actually deploy thrust reversers while still in the air… something almost no other jet transport can safely do. When those massive engines flip into reverse thrust, the physics of the aircraft changes instantly. Instead of the engines pushing the aircraft forward… they begin fighting the forward motion of the airplane. The result is dramatic. The aircraft can transition from flying nearly parallel to the horizon… to a steep nose-down descent that looks almost perpendicular compared to the Earth below. Pilots can drop altitude incredibly fast… going from high cruising altitude to landing approach in just a couple minutes. Why does this matter? Because the C-17 was built for battlefield logistics. It was designed to fly into dangerous airspace, descend rapidly to avoid threats, land on short or rough runways, unload equipment or troops, and get back into the air before anyone has time to react. That rapid descent capability allows the aircraft to minimize time exposed to enemy radar or missile threats. The moment the thrust reversers are disengaged, the aircraft stabilizes instantly and transitions back into normal controlled flight for landing. It’s a perfect example of American aerospace engineering. Four massive turbofan engines… flight computers… and aerodynamics working together to make a 585,000-pound aircraft move like a precision instrument in the sky. For people who have never seen reverse thrust used mid-air before… this footage is a rare look at how military airlift aircraft operate when seconds matter. It’s one of the coolest demonstrations of aviation physics you’ll ever see. #SilentMajoritySpeaks #AStoneGroove

🚨WHOA!!! Gravity Just Got Outmatched… Watch a C-17 Drop Out of the Sky Using Reverse Thrust Most people think giant cargo aircraft descend slowly in wide lazy circles. Not the American 🇺🇸 C-17. What you’re seeing in this footage is one of the most aggressive controlled descents ever engineered into a military aircraft. The C-17 Globemaster can actually deploy thrust reversers while still in the air… something almost no other jet transport can safely do. When those massive engines flip into reverse thrust, the physics of the aircraft changes instantly. Instead of the engines pushing the aircraft forward… they begin fighting the forward motion of the airplane. The result is dramatic. The aircraft can transition from flying nearly parallel to the horizon… to a steep nose-down descent that looks almost perpendicular compared to the Earth below. Pilots can drop altitude incredibly fast… going from high cruising altitude to landing approach in just a couple minutes. Why does this matter? Because the C-17 was built for battlefield logistics. It was designed to fly into dangerous airspace, descend rapidly to avoid threats, land on short or rough runways, unload equipment or troops, and get back into the air before anyone has time to react. That rapid descent capability allows the aircraft to minimize time exposed to enemy radar or missile threats. The moment the thrust reversers are disengaged, the aircraft stabilizes instantly and transitions back into normal controlled flight for landing. It’s a perfect example of American aerospace engineering. Four massive turbofan engines… flight computers… and aerodynamics working together to make a 585,000-pound aircraft move like a precision instrument in the sky. For people who have never seen reverse thrust used mid-air before… this footage is a rare look at how military airlift aircraft operate when seconds matter. It’s one of the coolest demonstrations of aviation physics you’ll ever see. #SilentMajoritySpeaks #AStoneGroove

A Gene Robinson

1,045,647 views • 6 months ago