Astronomers have discovered a fast-moving star potentially carrying a planet across space at 1.2 million miles per hour, ...

A potential record-breaking exoplanet system, traveling at 1.2M mph, may be the first of its kind ever identified.

Around the galaxy exist stars that have been given a push, and orbit much faster than the vast majority of their stellar ...

A super-Earth planet that dips in and out of its star's habitable zone has been discovered just 19.7 light-years away.

Astronomers at the NASA Goddard Space Flight Center may have discovered a star hurtling through the Milky Way with a planet ...

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

Is Earth really exceptional?  A new book seems to reaffirm that notion.  But given the right conditions, primitive life may be a mere byproduct of biophysics.

Barnard’s b was detected using the radial velocity method — a measurement of the host star’s wobble that can only exist if there’s a slight gravitational pull from one or more orbiting ...