Scott Manley

Scott Manley

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NASA's Project Hail Mary - Last Minute, High Risk, High Reward Rescue Mission
VideoJun 4, 2026

NASA's Project Hail Mary - Last Minute, High Risk, High Reward Rescue Mission

NASA is mounting a last‑minute, high‑risk rescue mission to extend the life of the Swift Gamma‑Ray Burst Observatory, a 20‑year‑old space telescope that has been continuously detecting cosmic explosions. The agency awarded a $30 million contract to Catalyst Space, a small Flagstaff...

By Scott Manley
Blue Origin's Rocket Explosion - How Bad Is It?
VideoMay 29, 2026

Blue Origin's Rocket Explosion - How Bad Is It?

The video examines the catastrophic explosion of Blue Origin’s New Glenn booster during a static‑fire test on Cape Canaveral, detailing a massive fireball and confirming that all personnel remained unharmed. Scott Manley explains that a rapid rupture of the liquid‑oxygen and...

By Scott Manley
Starship Flight 12 - V3 Debuts with Max Power, Fatal Flips, Fast Landings and Exploding Raptors
VideoMay 23, 2026

Starship Flight 12 - V3 Debuts with Max Power, Fatal Flips, Fast Landings and Exploding Raptors

The video reviews SpaceX’s first flight of the upgraded Starship Super Heavy V3, highlighting its new 33‑engine hot‑staging start‑up, larger propellant tanks and integrated‑shield Raptor V3 engines. Scott Manley notes that the vehicle lifted off faster than previous versions, reaching...

By Scott Manley
Satellites That Can Fit In Your Pocket - Amazing Spaceships In Small Packages
VideoMay 19, 2026

Satellites That Can Fit In Your Pocket - Amazing Spaceships In Small Packages

The video spotlights pocket‑size satellites—so‑called pocket cubes—that shrink the traditional 1U CubeSat to a 2 × 2 × 2 in (50 mm) form factor. Scott Manley explains how the format originated from Bob Twiss’s effort to halve the CubeSat standard and how companies such as Alba...

By Scott Manley
Will NASA's Nuclear Powered Spacecraft Revolutionize Space Exploration?
VideoMay 16, 2026

Will NASA's Nuclear Powered Spacecraft Revolutionize Space Exploration?

NASA announced Space Reactor 1 Freedom (SR1F), the first nuclear‑electric interplanetary mission, targeting a December 2028 launch to Mars. The spacecraft repurposes the cancelled Gateway Power and Propulsion Element, pairing its solar electric bus and Hall thrusters with a compact...

By Scott Manley
What America Did After Reaching Space?
VideoMay 9, 2026

What America Did After Reaching Space?

In the spring of 1958, months before the Soviet Sputnik launches, the United States initiated Operation Argus—a series of nuclear detonations high above the Earth’s atmosphere. The program marked one of the earliest attempts to weaponize space during the opening...

By Scott Manley
NASA Gemini 9 Tragedy - How NASA Lost Its First Crew
VideoMay 7, 2026

NASA Gemini 9 Tragedy - How NASA Lost Its First Crew

The video recounts the February 28, 1966 Gemini 9 tragedy, when primary astronauts Elliot C. and Charles Basset were killed in a T‑38 jet crash during a low‑visibility approach to St. Louis. Their deaths forced NASA to promote the backup crew—Thomas Stafford and Gene...

By Scott Manley
The Artemis II Distance Record Calculated Exactly!
VideoApr 15, 2026

The Artemis II Distance Record Calculated Exactly!

The video explains how the Artemis II crew set a new distance record during their lunar flyby, reaching a precise 413,145 km from Earth’s geocenter, according to astrophysicist Jonathan McDow. Because the spacecraft was on the far side of Earth, people on the opposite...

By Scott Manley
Holes In Spaceships - How Long Can You Survive?
VideoApr 8, 2026

Holes In Spaceships - How Long Can You Survive?

Scott Manley examines how quickly a spacecraft loses atmosphere after a hull breach, a question that has become urgent as Artemis 2 prepares for a lunar flyby. He explains that the leak rate can be estimated by multiplying the hole’s cross‑sectional...

By Scott Manley
New Hyperspectral Satellites See 'Impossible' Color Details
VideoMar 27, 2026

New Hyperspectral Satellites See 'Impossible' Color Details

The video introduces a new generation of hyperspectral imaging satellites that record hundreds of narrow spectral bands for every pixel, moving the technology from secret military use into the commercial arena. Companies such as Planet Labs and Pixel (formerly Two‑X)...

By Scott Manley
Can My First Computer Control A Spaceship?
VideoMar 21, 2026

Can My First Computer Control A Spaceship?

Scott Manley revisits the 1982 Sinclair ZX Spectrum, using an emulated version to pilot a lunar lander in Kerbal Space Program. By loading a BASIC “lander” program via the classic tape interface and attaching the Interface 1 RS‑232 add‑on, he connects...

By Scott Manley
Is It Really Impossible To Cool A Datacenter In Space?
VideoMar 18, 2026

Is It Really Impossible To Cool A Datacenter In Space?

Scott Manley examines whether a data center can be cooled in space using only radiation. He models a Starlink V3 satellite that dissipates roughly 20 kW of GPU power and shows that, under Stefan‑Boltzmann physics, a flat radiator operating at about...

By Scott Manley
Could Life On Earth And Life On Mars Be The Same Thing?
VideoMar 12, 2026

Could Life On Earth And Life On Mars Be The Same Thing?

Scott Manley discusses a new laboratory experiment that slams the extremophile bacterium Deinococcus radiodurans with gigapascal‑scale shock pressures, showing that microbes can survive the extreme conditions of a planetary impact. The study found near‑100 % survival at 1.4 GPa and about 40 % survival...

By Scott Manley
Scramjets - The Fastest Jet Engines
VideoMar 7, 2026

Scramjets - The Fastest Jet Engines

Rocket Lab conducted a hypersonic test launch out of Wallops carrying an Australian-built Dart AE vehicle — a largely 3D-printed, hydrogen-fueled demonstrator developed with the U.S. Defense Innovation Unit and intended to validate a scramjet-powered flight above Mach 7. Public...

By Scott Manley