NASA and Sierra Space have agreed to change their deal for its Dream Chaser spacecraft, which will now have its first launch ...

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

NASA and Sierra Space have modified the Commercial Resupply Services-2 contract, which originally called for the Dream Chaser ...

NASA has announced significant modifications to its contract with Sierra Space for the Dream Chaser spacecraft, effectively ...

Anna Menon, one of NASA's 10 new astronaut candidates, already has a spaceflight under her belt — SpaceX's Polaris Dawn ...

The debut mission of Northrop Grumman's new jumbo cargo spacecraft didn't go off without a hitch. The company's first "Cygnus ...

Acting NASA Administrator Sean Duffy and Australian Space Agency Head Enrico Palermo signed an agreement Sept. 30, 2025, in ...

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

NASA will announce the 2025 astronaut class today, selected from a pool of 8,000 applicants, and will begin a two-year ...

Columbia mission commander Rick Husband is most often spoken of in the context of his death alongside his fellow astronauts in 2003. However, he is remembered by his hometown of Amarillo as a ...

The capture by the International Space Station's robot arm came a day late because of an unexpected, but now resolved, ...