"At first, I thought I completely messed up during our research," Olivia Achenbach of the United States Naval Academy told ...

A hundred years ago, astronomer Edwin Hubble dramatically expanded the size of the known universe. At a meeting of the ...

NASA's James Webb Space Telescope has captured an amazing view of barred spiral galaxy NGC 1559. It is about 35 million light ...

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

Astronomers have traced a mysterious fast radio burst to an unexpected place — an ancient, massive galaxy far removed from ...

Surrounded by glowing discs of swirling gas, quasars emit immense light that can be seen across vast cosmic distances.

The night sky has always played a crucial role in navigation, from early ocean crossings to modern GPS. Besides stars, the United States Navy uses quasars as beacons. Quasars are distant galaxies with ...

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

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

Using the aging Hubble Space Telescope, Achenbach spotted an unusual spiral galaxy quasar with a visible jet. This calls into question the mechanisms at play in the formation of quasar jets.

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