SpaceX-operated spacecraft achieves first goal to measure radiation risk, and astronauts Sarah Gillis and Anna Menon become ...

The SpaceX Polaris Dawn mission may wind down this weekend. Here are all the ways its crew of four citizen astronauts has ...

The Polaris Dawn crew includes mission commander Jared Isaacman, the billionaire CEO of the finance company Shift4 Payments; ...

The mission features the first non-government spacewalk by billionaire Jared Isaacman and SpaceX crew trainer Sarah Gillis.

Polaris Dawn will also be the first to test SpaceX’s Starlink laser-based communication in space, which uses lasers to relay ...

During its first orbit, the Crew Dragon spacecraft reached an apogee of approximately 1,216 kilometers, already setting a ...

A giant moon with a chunk taken out of it was visible in the skies on Tuesday night. Here are some of the best shots in case ...

A SpaceX Crew Dragon is in orbit on a long-awaited private astronaut mission that will attempt the first commercial spacewalk ...

Iran placed a new "research satellite" called Chamran-1 into a 550-kilometer orbit on September 14. The Chamran-1 satellite ...

The skies will light up Tuesday night with a double lunar phenomenon: the Harvest supermoon and a partial lunar eclipse.

In an update shared today, SpaceX said that Dragon has achieved an apogee (farthest point from Earth) of 1,400.7 km, making ...

The mission features the first non-government spacewalk by billionaire Jared Isaacman and SpaceX crew trainer Sarah Gillis.