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

The 15th day of the 18th annual Space Telescope Advent Calendar shows a colorful view of a dense cloud of gas and dust, ...

The Hubble Space Telescope has captured an amazing view of galaxies LEDA 48062 and UGC 8603. Credit: ESA/Hubble & NASA, R.

NASA's Hubble Space Telescope captured an uncommon sight—the death of a low-mass star—in this image of the Calabash Nebula ...

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

This stunning image is full of young star clusters.

New 3I/ATLAS images from NASA and the ESA suggest the interstellar comet is active as it approaches Earth in December.

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 ...

Astronomers have long been concerned about reflections from satellites showing up in images taken by telescopes and other ...

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

"The natural question that comes up is: how many more space telescopes will be affected when all these constellations are ...