NASA’s newly launched IMAP mission is set to tell us more about the boundary between our Solar System and interstellar space ...

Interstellar travel might be impossible but humanity’s story doesn’t end there. From the Moon’s industrial bases to Martian ...

Astronomers found an interstellar "tunnel" - a cosmic channel that connects our solar system to distant stars, according to a ...

Eight planets, hundreds of moons, hundreds of thousands of asteroids, and billions of comets orbiting our Sun make up our ...

Jupiter's fourth-largest moon is a main character in our search for other life-friendly places in our solar system.

A rare discovery beyond Neptune is forcing scientists to rethink early solar system dynamics and the forces that shaped ...

The interstellar comet, originally called A11pl3Z and now known as 3I/Atlas, was first reported by the Asteroid Terrestrial-impact Last Alert System (Atlas) survey telescope at El Sauce Observatory in ...

The interstellar visitor may still have a few things to tell us before it leaves our solar system.

With an image from the James Webb Space Telescope, NASA finds clues outside the solar system that explain crystals born in ...

Big questions about 3I/ATLAS remain, some of which may be impossible to answer — including where exactly it came from Big questions about 3I/ATLAS remain, some of which may be impossible to answer — ...

There’s a visitor in town, and its name is 3I/ATLAS. The presumed interstellar comet presents a rare opportunity for astronomers to study an object born a long time ago in a star system far, far away.

Comet C/2025 R3 (PanSTARRS) might be the brightest comet of the year, scientists predict.