Stargazers will be treated to a rare seven-planet alignment in February. This is what scientists hope to learn.

From breathtaking views of asteroids to stunning planetary snapshots, Hubble’s exploration of our solar system has been ...

If you were to perfectly follow the steps in An Idiot's Guide to Making a Solar System, you should eventually find yourself ...

All of our solar system’s planets are lining up to parade through the night sky at once. This extraordinary celestial event will see the sky scattered with seven visible planets in what is known ...

Enigmatic planet Mercury posed for some closeups when the BepiColombo mission flew by. Craters, bright regions and volcanic ...

Dec. 19, 2024 — New studies offer a clearer picture of how the outer solar system formed and evolved based on analyses of trans-Neptunian objects (TNOs) and centaurs. The findings reveal the ...

Astrophysicists led by a team from Trinity College Dublin have—for the first time—imaged a large number of exocomet belts ...