( Nanowerk News) For millions of years, a fragment of ice and dust drifted between the stars—like a sealed bottle cast into ...

The European Space Agency also hoped to observe the interstellar object during its close approach to Mars using two ...

SWAN is best viewed in the Southern Hemisphere. The comet crossed into the Libra constellation on September 28, and will make ...

Social media rumours claim interstellar comet 3I/ATLAS is hurtling towards Earth, with some even suggesting it's alien tech.

New research suggests that planets outside our solar system contain far less surface water than scientists once believed.

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

In the 30 years since the discovery of 51 Pegasi b, more than 6,000 planets outside our Solar System have been catalogued. Two modern-day explorers explain how.

The sneaky asteroid is from the Apollo cluster, a group of near-Earth asteroids that can occasionally get pretty close to us. It sped past at a break-neck 46,700 miles per hour, while it's believed to ...

Astronomers have observed a massive growth rate in a free-floating rogue planet that’s gobbling up gas and dust at a record ...

Need a refresher about 3I/ATLAS? Here's everything to know about the interstellar object, including when the latest observations will be made.