Designated S/2025 U1, the newly discovered moon is so small and faint that astronomers are wondering if Uranus might be hiding even more moons.

Reaching the darkest depths of the sea was important because of how scientists, including Campbell, believe that life may exist below the icy surface of seas on other planets. In recent years, experts ...

Sunspots AR3664 and AR3663 have been erupting with X- and M-class solar flares. Both sunspots are Earth-facing and could ...