Exomoon discovery: astronomers report the strongest evidence yet for a natural satellite outside our solar system — a Jupiter-mass body orbiting a brown dwarf 73 light-years from Earth, detected using ...

Europa, one of Jupiter's icy moons, has long fascinated scientists because of what may lie beneath its frozen shell: a global ...

Scientists have measured temperatures beneath the surface of Jupiter's volcanic moon Io, offering the first-ever glimpse of ...

A careful statistical comparison of observations recorded by NASA's Juno mission and the Planetary Science Institute's Io ...

Most asteroids drifting through our solar system are made of rock or ice, but one stands out as strikingly different. Known ...

Nearly all prior observations of Io’s heat have relied on infrared measurements that could detect temperatures only at the ...

Ben Jacobs struggles after the move to High-A continued as he pounded the zone but wasn’t very sharp. The Chiefs teed off on ...

Scientists have discovered a unique planetary system located 71 light-years away, featuring a red dwarf star orbited by a ...

Astronomers have discovered a rare planetary system 71 light-years away, where a Jupiter-sized world orbits a brown dwarf, ...

Two giant planets lighter than cotton candy are giving astronomers a rare new window into the origins of some of the galaxy's strangest worlds.

For a world to maintain an atmosphere long enough for life to gain a foothold, it seems it needs to be at least as big as Mars.