About 4.6 billion years ago, our corner of space was basically just a boring cloud of gas and dust floating […] ...

How do we know 3I/ATLAS, also called comet C/2025 N1 (ATLAS), is interstellar? Will it strike Earth? Can we visit it? Here are all of your questions answered. Astronomers have confirmed a rare and ...

For generations, we’ve repeated the same facts about our Solar System — but many of them are wrong. This film uncovers the biggest misconceptions science has already corrected.

A new study suggests yet another theory for a possible extra planet in our solar system, likely of a size between Mercury and ...

The eclipses are here! The lunar and solar eclipse 2025 season is upon us, a celestial phenomenon that occurs every six months to dazzle the sky and mess up our lives. Eclipses are forces of the ...

This is the third time an object from outside the solar system has been found. An "interstellar object" is speeding toward the inner solar system, where Earth is located, astronomers have confirmed.

Federal funding is about to run out for 19 active space missions studying Earth's climate, exploring the Solar System, and ...

There’s a bit of a paradox about our galaxy: it’s both jam-packed with stars and cavernously empty. The Milky Way is crowded in the sense that it holds hundreds of billions of stars, as well as ...