This serene spiral galaxy hides a cataclysmic past. The galaxy IC 758, shown in this NASA/ESA Hubble Space Telescope image, ...

Scientists using NASA's Hubble Space Telescope went looking for evidence of one phenomenon and found quite another.

NGC 4449 is a dwarf galaxy turned stellar powerhouse, dazzling astronomers with its explosive star-forming activity and rich ...

Astronomer using Hubble discovers "young stars that are spiraling into the center of a massive cluster of stars in the Small ...

Hubble Space Telescope imagery Neptune has revealed that the planet's clouds are disappearing. Credit: NASA Goddard Space ...

NASA scientists found evidence of darkness on the 'leading side' of Uranus' moons, which they expected to be bright.

Inflation and budget issues are threatening to hobble NASA’s most in-demand telescopes.

This material causes Titania and Oberon to have darker and redder leading hemispheres. These outer moons effectively shield ...

The galaxy LEDA 1313424 has been nicknamed the Bullseye Galaxy, thanks to the nine rings that circle its bright center.

Hubble’s dazzling new image reveals colorful gas and dust clouds in the LMC. Using five filters, it maps stellar nurseries ...

"Uranus is weird, so it's always been uncertain how much the magnetic field actually interacts with its satellites." ...

Astronomers detect an ultramassive black hole weighing 36 billion suns in the galaxy LRG 3-757, a record thanks to ...