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

Orbit decay accelerates as solar activity rises, with no approved mission yet to raise the telescope's altitude A newly released plot of the Hubble Space Telescope's altitude shows just how quickly ...

NASA’s Hubble Space Telescope has once again captivated the scientific community with its latest discovery: a blazing ring of fire in deep space. This remarkable cosmic phenomenon, captured through ...

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

Hubble captures a dying star cracking open the dazzling, dust-filled Egg Nebula in a rare cosmic transformation.

Hubble captures a dazzling stellar nursery where newborn stars light up and carve their way through glowing clouds in a nearby galaxy.

For decades, astronomers have been puzzled by Betelgeuse's strange wake, a long, comet-like trail of gas that stretches through space behind the famous red supergiant star. Now, because of new ...

New Hubble images of the Egg Nebula in the constellation Cygnus brings us the clearest look at the first, youngest, and ...