The Hubble Space Telescope was originally expected to last about 15 years in orbit, before its optical surfaces became too ...

Galaxy merger Arp-Madore 417-391 is on display in this new image captured by the Hubble Space Telescope's Advanced Camera for ...

CAPE CANAVERAL, Fla. — Spacewalking astronauts gave the Hubble Space Telescope a more commanding view of the cosmos by installing a new high-tech instrument Saturday, then pulled off their toughest ...

I/ATLAS has unexpectedly become bluer than the Sun, hinting that it could be emitting light, not just reflecting it — a sign ...

Peering deep into the early universe, this picturesque parallel field observation from the Hubble Space Telescope reveals thousands of colorful galaxies swimming in the inky blackness of space. A few ...

Such a stunning sight is only temporary—on the broader cosmic scale, that is, surviving for merely tens of thousands of years ...

NASA’s Hubble Space Telescope has made a significant breakthrough in the field of astronomy by refining the age of the ...

CAPE CANAVERAL, Fla. — A pair of spacewalking astronauts overpowered a stubborn bolt and successfully installed a new piano-sized camera in the Hubble Space Telescope on Thursday, the first step to ...

In the sprawling Hydra constellation, 137 million light-years away, lies NGC 3285B—a dazzling spiral galaxy recently spotlighted by NASA’s Hubble Space Telescope. This cosmic beauty orbits the edges ...

The unveiling today of the Hubble Ultra Deep Field, a spectacular new set of images from the Hubble Space Telescope, brings mixed emotions to astronomers at the University of California, Santa Cruz, ...