Using a new technique that partly relies on artificial intelligence, researchers spotted potentially more than 10,000 new ...

Astronomers have discovered a strange planetary system in the thick disk of the Milky Way. The system has four planets that orbit an old, red dwarf star, LHS 1903, which had been photometrically ...

We know that our Solar System is not the blueprint for all planetary systems out there. There are gas giant planets orbiting closer to their stars than Mercury, and rocky worlds much larger than Earth ...

A rare comet from another star system is revealing just how different alien solar systems may be from our own.

While its star projector leaves a lot to be desired, the Science Can Solar System Planetary Projector is a fantastic educational tool for kids, with its solar system model, complete with talking ...

Hubble has revealed a giant planet-forming disk unlike anything astronomers have seen before. Nicknamed “Dracula’s Chivito,” ...

Across the Milky Way galaxy, a planetary odd couple is circling a star some 190 light years from Earth. A normally "lonely" ...

WASHINGTON, Feb 14 (Reuters) - Astronomers have observed a planetary system that challenges current planet formation theories, with a rocky planet that formed beyond the orbits of its gaseous ...

Even at a glance, the planets in our solar system are wildly diverse. Huge and small, airless and densely packed with ...