The Axiom Space Ax-4 mission is set to liftoff this month in a new SpaceX Dragon spacecraft. Here's what we know.

How is it possible for the ISS to stay in orbit? Learn more about the science behind orbiting Earth and more in this NASA ...

"Are we alone?" This ancient question has occupied humanity's mind for a long time. In 1995, the discovery of the first ...

In this demonstration, you will represent the Earth, sitting or standing outdoors. Get a friend to represent the moon; this person will need to walk completely around you in a lunar “orbit.” Distant ...

Hidden in every tenth of a degree of extra warmth are hair-trigger switches built into Earth systems that are critical for ...

Scientists may have found a planet orbiting two brown dwarfs at a wild 90-degree tilt—something never seen before.

June is one of my favorite months and a perfect season to get out for some stargazing. This week, however, the moon will be arcing across our early ...

It’s like trying to dock a boat with a mountain floating in space and tumbling really unpredictably and with almost no ...

China’s Tianwen-2 launched on a sample return mission to asteroid Kamo’oalewa, before heading out for a visit with the Comet ...

The CNSA said the Tianwen 2 mission is expected to accomplish multiple objectives through a single expedition, including the ...

Tianwen, which means "questions to heaven," is the name given to China's program of robotic Solar System exploration. Tianwen ...

NASA has announced the assignments for its SpaceX Crew-11 mission to the International Space Station, scheduled for no earlier than July.