The Moon's far side never faces Earth, so currently, radio signals cannot reach us directly. But it may change in the future.

Tomorrow marks the beginning of the largest and most extensive planetary-defense exercise in human history — an international ...

While the Moon is getting a lot of attention right now, with private companies and government agencies setting up shop, Mars ...

UN planetary defenses target the interstellar object 3I/ATLAS in a massive drill. Stunning amateur images of the alleged ...

NASA’s latest tracking of the interstellar visitor 3I/ATLAS has sharpened the picture of how objects from beyond the Solar System move, fragment, and interact with our planetary neighborhood, just as ...

A satellite deployed to measure ocean surface heights was up to the challenge when a massive earthquake off the Kamchatka Peninsula triggered a Pacific-wide tsunami in late July.

NASA astronaut Chris Williams will launch aboard the Roscosmos Soyuz MS-28 spacecraft to the International Space Station.

The new satellite, Sentinel-6B, was part of a billion-dollar project to measure long-term changes in sea level around the ...

Space authorities have ensured that astronauts aboard the International Space Station don’t miss out on Thanksgiving ...

There's some spaceflight action on tap on Thanksgiving Day (Nov. 27), but you'll have to get up pretty early to catch it. A Soyuz rocket is scheduled to launch from the Russian-run Baikonur Cosmodrome ...

Understanding the moon’s seismic activity is critical to the success or failure of future lunar missions. Lunar seismic ...

Whisper it softly: The U.S. government is studying climate change.