A small NASA exoplanet probe now has a ride to Earth orbit. The agency announced on Monday afternoon (Feb. 10) that it has ...

The planetary system is thought to move at least 1.2 million miles per hour. The post Astronomers discover fastest-moving ...

Astronomers may have discovered a scrawny star bolting through the middle of our galaxy with a planet in tow. If confirmed, ...

A rocky planet less than half the mass of Earth seems to have an atmosphere made almost entirely of sulphur dioxide – this ...

As planets pass in front of their parent stars as viewed from Earth, they cause a tiny dip in the amount of starlight we ...

"The climate of this planet is extreme and nothing like that of Earth. The planet's dayside is so hot that elements typically ...

A research team may have discovered a star with an exoplanet that is so fast that both will leave the Milky Way.

ASTRONOMERS may have just found the fastest exoplanet system in the galaxy – a super-Neptune world orbiting a hypervelocity star. The pair are thought to be moving at roughly 1.2million mph.

An international team has confirmed the discovery of a super-Earth orbiting in the habitable zone of a nearby sun-like star.

The system is believed to be traveling at least 1.2 million miles per hour (1.93 million kilometers per hour), according to a ...