Planet demographics reveal a puzzling lack of worlds in a certain size range throughout the galaxy F or centuries our solar system was the only planetary system known to humans. We had no proof other ...

Scientists from Oxford University have confirmed the discovery of HD 20794 d, a “super-Earth” exoplanet located 20 light-years away, which may have the conditions needed to support life. Despite its ...

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

The second lunar lander from Japanese space exploration company ispace is ready for a flyby of the moon as part of its ...

Russia's state-owned Rosatom announced a prototype plasma engine which could speed up travel to other planets.

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.