It's 99 percent dark matter, a new study explains.

The Hubble Space Telescope captures stunning imagery of barred spiral galaxy UGC 678. The galaxy is located about 260 million ...

Using the Hubble Space Telescope, astronomers have discovered what seems to be a galaxy that is the most heavily dominated by ...

The Hubble Space Telescope has found evidence of a "wandering" black hole about 5000 light years away in the Milky Way galaxy ...

In the vast tapestry of the universe, most galaxies shine brightly across cosmic time and space. Yet a rare class of galaxies ...

The Hubble and Chandra space telescopes are hunting for rogue black holes wandering through dwarf galaxies, which could ...

The stunning image captures a star's dying moments wrapped in dust, light, and a cosmic conundrum still waiting to be solved.

It's well established that the universe is expanding, but there's serious disagreement among scientists over how fast it's happening.

The image Hubble captured was of the Egg Nebula, in the constellation Cygnus, about 1,000 light-years away, according to NASA.

What looks like a galactic dance is really a cosmic optical illusion—two galaxies, worlds apart, perfectly aligned by chance.

HOUSTON, TX -A seven-year-old girl in Lucknow stood in her backyard at dawn in October 1957, watching Sputnik streak across the sky. Nearly seven decades later, that child would help steer some of ...

The Bushman Planetarium at Missouri Western State University is giving residents and astrology fans the chance to explore the ...