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 ...

China launches Tianwen-2 mission to sample near Earth asteroid China launched its second planetary exploration mission ...

Simulations show that the stars’ tug could send Mercury, Venus or Mars crashing into Earth — or let Jupiter eject our world from the solar system.

What if Earth suddenly expanded to be as massive and large as Jupiter, the gas giant? This hypothetical scenario would lead to extraordinary changes in our planet’s environment, structure, and life ...

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

Maintaining the fuel at temperatures below –183°C is key: even small heat leaks in space can cause gases to boil off.

Astronomers have revealed new research showing that millions of new solar system objects are likely to be detected by a brand-new facility, which is expected to come online later this year.

Betelgeuse is one of the most well-known stars in the night sky. Located about 640 light years from Earth in the ...

After leaving Earth, Tianwen-2 will reach Kamo‘oalewa by July 2026. This tiny, elongated asteroid likely spans no more than ...

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

Plan is for spacecraft to first visit 2016 HO3, which could be a fragment of the moon, then start a seven-year journey to ...