The LHS 1903 system defies expectations with a rocky outer planet, prompting new ideas about how planets form and evolve.

Astronomers have discovered a remarkable planetary system where three very different objects orbit a distant star—and their ...

Add Yahoo as a preferred source to see more of our stories on Google. When you buy through links on our articles, Future and its syndication partners may earn a commission. The solar system has a few ...

The third confirmed interstellar body to visit our solar system is being revealed as a time capsule from a very different ...

Add Yahoo as a preferred source to see more of our stories on Google. A view of HOPS-315, a baby star some 1,400 light-years from Earth where astronomers have observed evidence for the earliest stages ...

Around 70,000 years ago, a small, reddish star came near our solar system and disturbed comets and asteroids – just when modern humans were beginning to leave Africa. The star – Scholz’s star – named ...

A mysterious interstellar comet older than the Sun is exposing alien chemistry and rewriting astronomy as we know it.

Here’s what you’ll learn when you read this story: Every time an interstellar object comes whizzing into our Solar System, it brings with it a certain intrigue. Where is it from? How did it form? Why ...

Waves are one of the most familiar features of Earth’s oceans, shaped by wind, gravity, and the properties of water itself.

The flight of 3I/ATLAS through the solar system last year was a stroke of luck for research. The water in the object was also ...

Life may not get blasted off any of the known "super-Earth" worlds as readily as it can from our planet, scientists find. The discovery suggests that any intelligent aliens that develop on such ...