A new Hubble image offers a detailed look at Messier 88, a spiral galaxy in the Virgo Cluster whose core is powered by a supermassive black hole.

A pair of interacting galaxies called Arp-Madore 608-333 have been observed using the Hubble Space Telescope. Credit: ...

Researchers say the surprising discovery of the faraway galaxy MXDFz4.4 could help explain how the cosmos went from opaque to ...

A faraway galaxy has been caught blowing away the cosmic fog of hydrogen that filled the universe once upon a time.

The cluster is very bright at X-ray wavelengths and is one of the most extensively studied galaxy clusters at X-ray and radio ...

NASA's Hubble Space Telescope captured a stunning image of galaxy cluster CL0016+1609, aiding scientists in studying dark ...

For nearly a century, astronomers have known that the universe is expanding. In the late 1990s, two independent teams, the ...

While it may appear as just another spiral galaxy among billions in the universe, this image from the NASA/ESA Hubble Space Telescope reveals a galaxy with plenty to study. The galaxy, NGC 7456, is ...

A Hubble Space Telescope study takes a close look at the dwarf galaxies surrounding Andromeda. Credit: NASA / ESA / J. Dalcanton / B.F. Williams / L.C. Johnson / PHAT team / R. Gendler Surrounding the ...