When Anastasios Tzanidakis was sifting through some older telescope observations, he stumbled across something that should ...

The Solar System is a weird place filled with incredible physics and geological oddities that often break down in human terms ...

When worlds collide…suns act squirrely. Astronomers have witnessed a rare and violent cosmic crash between two planets, and ...

Add Yahoo as a preferred source to see more of our stories on Google. An artist's impression shows the "inside out" planetary system around the star LHS 1903. - ESA An exoplanetary system about 116 ...

So far, humanity has yet to find its first "exomoon"—a moon orbiting a planet outside of the solar system. But that hasn't been for lack of trying. According to a new paper by Thomas Winterhalder of ...

Oxford-led team found a sulfur-rich exoplanet with a vast magma ocean, 35 light-years away, challenging current planet ...

On August 24, 2006, our solar system lost a planet. It wasn't by cataclysmic destruction, but rather by the vote of the International Astronomical Union, which declared that Pluto, considered the ...

Our solar system is way more bizarre and dynamic than what our school textbooks taught us. From Venus being super hot to ...

A molten planet is a planetary object; a surface or deep interior of which is mostly or wholly in a liquid-rock (magma) form ...

Learn more about L 98‑59 d, an exoplanet 35 light‑years away with a deep global magma ocean ...

(EL PASO COUNTY, Colo.) — Peterson Space Force Base held the grand opening of a new, innovative running trail on Tuesday, ...