Clyde Tombaugh didn't set out to discover Pluto when he sent his sketches of the night sky to Lowell Observatory in Flagstaff ...

Gaia-4b, a giant exoplanet orbiting a small star, is the first planet confirmed using Gaia’s astrometric technique.

NASA said the system is thought to be moving at least 1.2 million miler per hour, nearly twice as fast as our solar system.

Tylos is a gas giant 900 light-years away - and astronomers have now mapped its astonishing atmosphere in 3D for the first ...

Does a duck always look like a duck and quack like a duck? Sixty-six million years ago, at the end of the Cretaceous Period, ...

For a long time, scientists ... planet that sits some 3,000 miles (4,828 kilometers) below the surface. However, researchers from the University of Southern Carolina (USC) now say they discovered ...

Scientists have made a chilling discovery in the depths of the Red Sea. Their find is so unique it could even help in space ...

A massive gas giant located 900 light-years away, has had its remarkable atmosphere mapped in 3D by astronomers for the first time.

Feb. 18 marks the 95th anniversary of the discovery of our outermost planet-not-planet. Here's what to know about the short ...

Longer term, scientists worry if and how charred urban ... When the fires broke out in January, one of Mara Dias’ first concerns was ocean water contamination. Strong winds were carrying smoke ...

Curiosity has been exploring the Gale Crater since August 2012. According to NASA, Curiosity was the largest and most capable rover ever sent to Mars when it launched in 2011. Its recordings aimed to ...