Galaxies, planets, black holes: to most people, everything about our Universe sounds and feels enormous. But while it's true ...

A new image from the Hubble Space Telescope shows a cosmic cloudscape, with clouds of dust and gas swirling in beautiful colors.

Hubble’s latest image of the Tarantula Nebula highlights cosmic dust, interstellar gas, and active star formation.

New research suggests that dark energy isn't needed to explain the acceleration in the expansion of the universe — instead ...