Hubble wallpapers

First image of a celestial object taken with the newly repaired Advanced Camera for Surveys (ACS) aboard the Hubble Space Telescope.

Gravitational Lensing in Galaxy Cluster Abell 370

Galactic Wreckage in Stephan's Quintet

Colorful Stars Galore Inside Globular Star Cluster Omega Centauri

Stars Bursting to Life in Chaotic Carina Nebula

This celestial object looks like a delicate butterfly. But it is far from serene.