NASA is licensing a radical new form of propulsion that uses electromagnets to control the flow of plasma over aircraft and spacecraft flying at hypersonic speeds.
NASA International Space Station astronaut Jasmin Moghbeli will pin candles on a felt menorah to honor Hanukkah, the Jewish festival that begins Dec. 7.
The ISS turned 25 years old on Dec. 6, and a new generation of space station is coming into view. By 2030, NASA wants commercial stations and a vehicle ready to deorbit the ISS.
The third flight of SpaceX's giant Starship vehicle could involve a propellant-transfer demonstration, according to NASA officials.
During NASA astronaut Frank Rubio's year in space, a dwarf tomato he harvested floated away from him. International Space Station astronauts retrieved the tomato's remains 8 months later.
The work to stand up two rockets for the launchpad-like exhibit of NASA's retired space shuttle Endeavour has been capped, literally and figuratively, with the addition of two nose cones.
International Space Station astronauts will celebrate 25 years of their research facility on Dec. 6. You can watch the event from space, for free.
Having launched on Oct. 13, the Psyche spacecraft has been journeying to a metal asteroid reminiscent of Earth's core. It just snapped its first image.
NASA's Mars robots are back up to full speed on and around the Red Planet, after a two-week pause in commanding.
Get the Space.com Newsletter
Breaking space news, the latest updates on rocket launches, skywatching events and more!