NASA has used a tool that was never meant to be used to study other cosmic bodies, but the space agency used it to see the ...

In the vastness of our Solar System, each celestial body has a story to tell,but few are as dramatic and captivating as Io, Jupiter’s volcanic moon. Unlike the frozen deserts of Mars or the thick ...

You’d think we’d have the solar system pretty well figured out by now. It’s our own cosmic backyard, after all. […] ...

An alien comet is now passing through our solar system. Here's what we know Scott SutherlandMeteorologist, Science Writer Published on Jul. 12, 2025, 4:00 AM Updated on Jul. 21, 2025, 6:00 AM ...

Astronomers have observed an object that originated from beyond our solar system, thought to be an interstellar comet, speeding through our celestial neighborhood.

Previous research suggests that small rocky bodies called protoplanets formed throughout the solar system, but those found beyond the asteroid belt between Mars and Jupiter came together a bit ...