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

NASA's Hubble Space Telescope and Chandra X-ray Observatory joined forces to find an elusive intermediate mass black holes in ...

The Phantom Galaxy (M74) has been imaged in infrared and optical light using the James Webb Space Telescope and Hubble Space ...

Elliptical galaxies instead tend to be older, more massive, and with stars distributed not in a nice little disk, but in a ...

The Hubble Space Telescope reveals how color filters tease out the life cycles of stars in spiral galaxy NGC 6000 — while a ...

Scientists figured out that the universe is billions of years old — after years of reading ancient rocks and dying stars, and ...

A new collage from the James Webb Space Telescope reveals eight dazzling examples of gravitational lensing.

NASA's Voyager 2 spacecraft captured dark streaks produced by geysers visible on the icy surface of Triton's south polar ...

Scientists figured out that the universe is billions of years old - after years of reading ancient rocks and dying stars, and ...

It was put on Webb to diagnose and measure any blur in its images. Even nanometres of distortion in Webb’s 18 hexagonal ...