If planets had social media accounts, the solar system would showcase a frenzy of unique personalities. Mercury tweets at ...

"With an orbital period of 570 days, it is a relatively cold gas giant planet," said Guðmundur Stefánsson of the University ...

Understanding how and when Earth, Jupiter, other planets in the Solar System, and numerous exoplanets formed within our ...

Astronomers discovered the gas giant planet — dubbed a "hot Jupiter " — in 2016, but have continued to investigate this ...

An instrument created by a team at the University of New Hampshire was recently installed onto a spacecraft that is preparing ...

Helium can help scientists detect the speed and direction at which we’re moving through space. Deuterium, which is left over ...

Helium can help scientists detect the speed and direction at which we’re moving through space. Deuterium, which is left over ...

HD 20794 d completes its orbit just shy of two Earth years, placing it well within reach of conditions that might harbor life ...

A U.S. scientist searching for a civilization across 7 Earth clones circling the red dwarf star TRAPPIST-1 says its own alien ...

Scientists found 11 minerals in Bennu samples, including calcite, halite, and sylvite, that form when water with dissolved ...

We will never get an image of the Milky Way from above, but M81 or Bode's galaxy is a good stand-in – and now is a great time ...

Scientists found an intriguing world in our galaxy.