Almost all planets in our solar system have moons – why not exoplanets? Astronomers believe they have discovered the first ...

Searching for exomoons—moons that orbit around another planet—was one of the most exciting capabilities expected of the James ...

Light pollution from the exploding number of satellites orbiting Earth is making it harder to peer into space.

After decades of searching, astronomers may have finally stumbled upon the first moon known to exist beyond our solar ...

An international team including astronomers from the University of Geneva (UNIGE) and the National Center of Competence in ...

"The James Webb Space Telescope has captured helium escape from this planet for the first time, and it is the most confident ...

The Very Large Telescope's SPHERE instrument captured unprecedented images of 51 dusty rings shaping young planetary systems.

A radio signal has been detected, pointing to the possible existence of a magnetic field on YZ Ceti b, an exoplanet 12 ...

Simulations show two satellites per Hubble exposure. China’s Xuntian telescope may see 92 satellites. Its wide view makes it ...

The increasing number of satellites orbiting Earth is causing light pollution, disrupting the Hubble and other telescopes' ...

The James Webb Space Telescope has captured helium escape from this planet for the first time, and it is the most confident ...

Andy Weir talks about his work on the upcoming movie version of Project Hail Mary Andy Weir, a computer programmer turned novelist, packs his books with real science. He brought that attention to ...