Space.com's reporter Tereza Pultarova takes part in a research flight simulating lunar gravity in this original documentary.

The 42-minute special, " Search for the Edge of Space," will be free until Thursday (Dec. 16), Magellan said in a press release. The documentary features the ongoing quest of observatories like ...

NASA has released a free-to-view documentary celebrating Black astronauts and their contribution to the American space program.

The documentary What We Left Behind: Looking Back on Star Trek: Deep Space Nine is now streaming for free (with ad breaks) on the Tubi streaming service.

Christopher Nolan's Oscar-winning science fiction epic 'Interstellar' is the "best sci-fi movie of the 21st Century," and ...

Ever wanted to watch a gripping documentary without logging in or paying a cent? These free, must-watch films are available right now. Some documentaries tell you about people. HUMAN lets people ...

Elon Musk's SpaceX program's revitalization of space exploration is the subject of Elizabeth Chai Vasarhelyi and Jimmy Chin's Return to Space.