Trapped in a gravitational push and pull between Jupiter and other Jovian moons, Io is constantly being stretched and ...

Turn a telescope to the eastern sky in the hours following midnight on Nov. 5 to see two colossal shadows darken the cloud tops of the gas giant Jupiter as the Galilean moons Io and Europa pass ...

Nearly 40 years after its launch, the probe continues to gather information and challenge everything we know about space.

Voyager 1, NASA's farthest man-made object, launched in 1977, continues to explore interstellar space, sending back valuable ...

This new image from JWST also reveals for the first time the full extent of the nebula's lobes, or the spider's "legs", seen ...