If 3I/ATLAS wasn’t enough of an excitement, our solar system has recently welcomed a new comet visitor. However, like ...

What: A forward-looking SETI Live discussion examining the most significant space science missions, discoveries, and ...

Our solar system is a weird place. Much more than a home to eight planets, it’s filled with a myriad of fascinating other smaller bodies, including moons, asteroids, and comets. In recent decades, ...

The comet, discovered in July 2025, originated far beyond our Solar System and is thought to be around 7 billion years old - ...

At times, the sun ejects energetic material into space, which can have consequences for space-based and even ground-based ...

The astrophysicist quipped, “ Keep popcorn ready.” Before the inevitable happens, here’s your chance to catch the exocomet ...

A newly discovered dwarf planet called 'Ammonite' (2023 KQ14) has been spotted in the outer solar system, and it could be another nail in the coffin for the Planet Nine hypothesis. When you purchase ...

CAPE CANAVERAL, Fla. (AP) — Astronomers have discovered a rare in-sync solar system with six planets moving like a grand cosmic orchestra, untouched by outside forces since their birth billions of ...

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 ...

"If there are lots of black holes out there, some of them must surely pass through our backyard every now and then." When you purchase through links on our site, we may earn an affiliate commission.

Scientists have long believed that comets and a type of very primitive meteorite called carbonaceous chondrites were the sources of early Earth’s volatile elements — which include hydrogen, nitrogen, ...

Oh, we humans do love a cleanly defined boundary, don’t we? They make things easier, after all. If we’re trying to categorize something, knowing what labeled bin to put it in is handy. If we’re ...