The 16th day of the 18th annual Space Telescope Advent Calendar shows a spiral galaxy displaying at least nine concentric ...

This NASA/ESA Hubble Space Telescope image features a glittering blue dwarf galaxy called Markarian 178 (Mrk 178). The galaxy ...

Fly about 2,600 light-years to Hubble Space Telescope imagery of the Cygnus loop nebula. See images from 2001 and 2020.

I/ATLAS attracted attention when it was confirmed to be only the third body originating from another star system.

The Hubble Space Telescope has been in orbit around Earth for 35 years The most famous telescope in history has reached a major milestone — it's 35 years old. The Hubble Space Telescope launched on a ...

This stunning image is full of young star clusters.

After 35 years, the Hubble Space Telescope is still churning out hits. In just the last year or so, scientists have used the school bus–sized observatory to confirm the first lone black hole, reveal ...

JUICE and the Hubble Space Telescope turned their gazes towards the interstellar visitor in November.

There are about 15,000 satellites orbiting Earth. Most of them, like the International Space Station and the Hubble Telescope ...

Then, on November 25, teams at NASA’s Goddard Space Flight Center in Greenbelt, Maryland, joined the inner and outer portions ...