A century ago, Edwin Hubble unveiled a groundbreaking discovery that revolutionized humanity’s understanding of the cosmos.

This rare quasar with spiral arms could help astronomers understand how supermassive black holes feed and grow.

Leo P, a tiny galaxy, stopped making stars after the universe’s reionization. Unlike most galaxies, it restarted billions of ...

About 100 years after astronomer Edwin Hubble's discovered the "magnificent" spiral nebula, the Hubble Space Telescope and ...

In the years following the launch of NASA's Hubble Space Telescope, astronomers have tallied over 1 trillion galaxies in the universe. But only one galaxy stands out as the most important nearby ...

Hubble revealed a universe of galaxies that existed beyond ours — but he couldn't have done it without a little help.

This image from the NASA/ESA Hubble Space Telescope features Arp 72, a very selective galaxy group that only includes two ...

The Andromeda galaxy is a colossal marvel in our sky, hosting over 1 trillion stars. Now, astronomers have used the Hubble ...

The full image includes some 2.5 billion pixels compiled from observations spanning more than 1,000 orbits around Earth ...

Among a "field of galaxies;" the James Webb Space Telescope captured spiral galaxy LEDA 2046648, a billion light-years from ...