Leap 71 is developing AI to build rocket engines faster and cheaper than ever before.

After World War II, Operation Paperclip quietly recruited German scientists to work on its most advanced weapons and space ...

NASA launched the second abort test of the Apollo spacecraft. This uncrewed mission would demonstrate that the launch escape ...

NASA gets all the attention, but these 7 lesser-known US space missions quietly pushed boundaries and helped shape the future ...

Live updates from the May 14 lunchtime SpaceX Starlink 6-67 mission that launched a Falcon 9 rocket from Cape Canaveral Space ...

United Launch Alliance has chosen Aerojet Rocketdyne over Amazon billionaire Jeff Bezos’ Blue Origin space venture to provide the upper-stage rocket engine for its next-generati ...

Near-term successes could lead to hypersonic travel around the world, but in the long term, this could be a super-efficient way to traverse the solar system.

Update 12:25 p.m.: Kennedy Space Center Visitor Complex officials have opened SpaceX launch viewing areas at the Apollo ... Update 11:55 a.m.: SpaceX has not launched a rocket during daylight ...

The Soviet spacecraft Kosmos-482 was launched in 1972 on a mission to Venus. But due to a rocket malfunction, it's been ...

While these plumes are typically seen near launch sites, they can be visible elsewhere, too. Sometimes rocket engines are ignited after reaching an initial orbit to boost satellites to higher orbits, ...