First U.S.-backed private mission to the ISS is a turning point in the ongoing commercial development of space.

With its improved and enlarged 3D printer enabling Starship engines, Velo3D talks about riding along with SpaceX, but not joining it.

Rapid release of imagery from space has helped Ukraine make strategy decisions and document destruction and Russian attacks on civilians.

Aiming at bodies bearing liquid water, the hardened spacecraft will search for life in harsh environments.

Sidus Space, a Cape Canaveral startup proffering the LizzieSat—a partially additively manufactured, 100-kg. (220-lb.) low-Earth-orbit satellite—reported 2021 financial results that showed net loss more than doubled while revenue decreased from 2020.

NASA’s Space Launch System rocket and Orion capsule have reached the final test ahead of launch.

Parallel programs will expand SpaceX’s role and add a second provider.

Fiscal 2023 plans set another record for science as the agency places a premium on climate change research.