Discovered by volunteer scientists, this alien planet is out of synch with its siblings ...

"We found something never seen before and, more importantly, entirely unexpected," team leader Simone Scaringi of Durham ...

Most planetary systems contain worlds larger than Earth but smaller than Neptune, and the low-density planets around one ...

At half the size of Earth and one-tenth its mass, Mars is a featherweight as far as planets go. Yet new research reveals the ...

Eric and Wendy Schmidt are backing a start-up-like approach to building a giant space telescope and powerful ground ...

Around the bright star Fomalhaut, astronomers spotted glowing clouds of debris left behind by colossal collisions between ...

"There are incredibly tantalizing samples in the Perseverance rover's cache that could revolutionize our understanding of ...

Gas and dust flowing from stars can, under the right conditions, clash with a star's surroundings and create a shock wave.

Astronomers have captured an exceptionally rare view of young planets in mid-transformation, revealing how bloated, giant worlds may shrink into the most common planets in the galaxy. Astronomers have ...

NASA, SpaceX and Blue Origin have all successfully launched superheavy-lift rockets. These massive vehicles are designed to ...

The Hubble Space Telescope has captured a spectacular new image of the largest and most unusual protoplanetary disk ever ...

Leonardo Testi and team investigate the initial conditions for planet formation in this special astronomy focus ...