The Andromeda galaxy is our closest galactic neighbour, barring dwarf galaxies that are gravitationally bound to the Milky ...

Messier 81, a grand design spiral galaxy 12 million light-years from Earth. Image: NASA/JPL-Caltech/S. Willner (Harvard-Smithsonian Center for Astrophysics) / Wikimedia Commons The Webb Space ...

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

Among the important findings is the discovery of very young galaxies that already looked like their more senior counterparts in the local universe, and a recent study has shown a spiral galaxy ...

Using the aging Hubble Space Telescope, Achenbach spotted an unusual spiral galaxy quasar with a visible jet. This calls into ...

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

A supernova called SN 2023ixf has appeared in the outskirts of a beautiful spiral galaxy in the night sky. The exploding supergiant star—the result of its core collapsing under its own gravity ...

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 ...

Why it's so special: This image of a spiral galaxy taken by the Hubble Space Telescope is a portrait more than two decades in the making. Like most full-color images of space objects, it's a ...

For the first time, astronomers have traced a fast radio burst (FRB) to the outskirts of an ancient, dead, elliptical ...

The Hubble Space Telescope recently captured a snapshot of a rare supernova that sits in the Gemini constellation, about 650 ...

the star-filled arms of the spiral galaxies glow in blue, while the cores of both galaxies are seen in bright orange. Related ...