This is the first time humans have laid eyes on these deep space objects.

NASA continues to capture amazing pictures from space. From detailed views of Mars to breathtaking perspectives of the Moon’s ...

The curious minds at What If see what dying on every moon in the solar system would be like, revealing hazards, temperature extremes, and fatal conditions.

WASHINGTON -- Scientists said they have found evidence of water in the atmosphere of Jupiter's icy moon "Europa." NASA said its Hubble space telescope observed the presence of persistent water vapor ...

Coming from one of the world's largest astrophysical research institutes, I can tell you, the anticipation across the global ...

The venerable Hubble observatory is going strong despite its decades in space and the advent of next-generation successors ...

Two ways of measuring how fast the universe is expanding disagree, a puzzle known as the Hubble tension. Tiny magnetic fields ...