China completes second hot-fire test for new moon rocket, including engine restarts China conducted a rocket stage hot fire ...

NASA’s X-59 supersonic demonstrator nears first flight, aiming to prove quiet supersonic travel and pave the way for overland commercial flights.

How do you control a nuclear space propulsion system? Very carefully. To help with this, the Oak Ridge National Laboratory ...

North Korea fires solid rocket motor. North Korea said Tuesday it had conducted the final ground test of a solid-fuel rocket ...

NASA fired up RS-25 engine No. 20001 at the Fred Haise Test Stand at NASA’s Stennis Space Center at Bay St. Louis, ...

Spacecraft have used a plutonium isotope to stay afloat for decades, but another isotope could last even longer.

The company performed a static test fire of the Super Heavy booster slated for Starship's 11th launch. Secured to the launch stand at SpaceX's Starbase manufacturing and test facility in Texas, the ...

As NASA's one-of-a-kind X-59 quiet supersonic research aircraft approaches first flight, its team is mapping every step from ...

Taking no chances, SpaceX called off an attempt to launch its huge Super Heavy-Starship rocket after running into problems ...

Tavarish’s McLaren was taken on its first road test since the engine failure and rebuild. This video captures the startup, ...

SpaceX’s Dragon cargo spacecraft successfully finished a test reboost of the International Space Station (ISS) on Wednesday ...

SpaceX hopes to pick up the pace with Super Heavy-Starship test flights amid concern the rocket may not be ready in time for ...