NASA has modified its ISS resupply contract with Sierra Space, which builds the robotic Dream Chaser space plane.

Fantastical conflicts in outer space were a staple of popular culture in the 1980s. Yet one battle that reached into the ...

Arizona-based Katalyst Space Technologies has scored a contract to raise the altitude of NASA's Neil Gehrels Swift ...

A supply ship has arrived at the International Space Station after a day's delay due to a premature engine shutdown ...

Sierra Space and NASA have sharply revised a contract to use the company’s Dream Chaser vehicle to deliver cargo to the ...

During the Cold War, the Soviet Union secretly built its own space shuttle to rival America’s NASA program. Called Buran, it looked like the Space Shuttle but hid radical differences. In this ...

LOS ANGELES, CA – September 25, 2025 – Proteus Space, a leading innovator in rapid satellite design, digital modeling, AI&T, ...

Sierra Space's Dream Chaser spaceplane is facing an identity crisis after NASA changed contract terms to remove its guarantee ...

On Sept. 7, 1995, the space shuttle Endeavour launched on mission STS-69. This was the 100th successful crew spaceflight mission for NASA. Endeavour lifted off from NASA's historic launch site at ...

Astroscale is a 2025 Gizmodo Science Fair winner for developing a satellite designed to rendezvous with space junk, with the ...

NASA has tapped startup Katalyst to save a $500 million orbiting observatory from falling into Earth's atmosphere by launching a spacecraft meant to push it farther in space, a short-notice mission ...

Spaceflight makes certain human stem cells age faster, a new study has found, furthering scientists’ understanding of the potential effects of space exploration on the human body. Stem cells are found ...