Scientists have identified a strange cosmic relic called Cloud-9 — a starless, gas-filled object dominated by dark matter.

The newest and most heavily used camera on the Hubble Space Telescope shut down over the weekend and appears to be permanently damaged, NASA said Monday. Though other cameras on Hubble remain ...

The Hubble community bids farewell to the soon-to-be decommissioned Wide Field and Planetary Camera 2 onboard NASA’s Hubble Space Telescope. In tribute to Hubble’s longest-running optical camera, ...

This new NASA Hubble Space Telescope image captures a jet of gas from a forming star shooting across the dark expanse. The ...

This Hubble image shows NGC 4455, a barred spiral galaxy located in the constellation Coma Berenices. The image was taken by Hubble’s Advanced Camera for Surveys (ACS). NASA / ESA / Hubble / I.

Most telescopes are built to chase starlight, yet one of Hubble’s most instructive targets contains no stars at all. The ...

CAPE CANAVERAL, Fla. — Spacewalking astronauts widened the Hubble Space Telescope’s eyes to the universe Thursday by installing an advanced optical camera. James Newman and Michael Massimino made room ...

First motion is almost always a big event in the world of space exploration. Whether the first motion is of a wheel beginning to rotate or a rocket lifting off the pad, first motion means things are ...

In what amounted to electronic brain surgery, a space-suited astronaut cut through shielding on a broken camera deep inside the Hubble Space Telescope on Saturday, removed a cover plate that wasn't ...