"This is a big step in understanding the outer solar system," team leader Rosemary Pike from the Center for Astrophysics | ...

Astronomers spotted a baby star displaying the very first signs of planet formation in the zone surrounding it, similar to ...

The solar system's journey through the galaxy is more complex than most imagine. While we often picture planets orbiting the ...

The Solar System is a fascinating place, with each planet orbiting the Sun at its own unique distance. But how far apart are ...

Astronomers witness first moments of planet formation as rock grains crystallize around distant star HOPS-315.

Astronomers have discovered a "fossil" world lying in the outskirts of the solar system, according to new research.

“What we’ve been trying to do is find a baby version of our Solar System somewhere else,” Merel van’t Hoff, an astronomer at Purdue University in West Lafayette, Indiana, tells Nature’s Jenna Ahart.

Answer 17: A meteoroid is a small rocky or metallic body in space. A meteor is the streak of light produced when a meteoroid ...

In a groundbreaking discovery, astronomers have, for the first time, observed the formation of a new solar system.

“We’ve always known that the first solid parts of planets, or ‘planetesimals’, must form further back in time at earlier ...