Astronomers located hyperactive fast radio bursts to a faint dwarf galaxy orbiting a larger companion 2 billion light-years ...

All motion is relative. That simple fact makes tracking the motion of distant objects outside our galaxy particularly ...

A massive filament of gas and dust, designated X7, has been elongated during its long approach to the Milky Way galaxy's supermassive black hole Sagittarius A*. See W.M. Keck Observatory imagery of X7 ...

First-light images from the Vera C. Rubin Observatory have revealed a 163,000-light-year stream of stars emanating from the M61 galaxy, suggesting a violent past.

The Full moon, the Yule Moon, is on December 4. This is a supermoon, the second largest of 2025. The next evening, the moon ...

NASA's Fermi telescope may have detected the first direct hint of dark matter, observing an unusual gamma-ray glow near the ...

The ESA's Euclid space telescope has been in space for just over a year, investigating some of the deepest mysteries of the cosmos. By observing cosmic structures up to a distance of 10 billion ...

In 1999, Belgian physicist Chris Van Den Broeck implemented a minor alteration to Alcubierre’s concept by shrinking the ...

What was once the leading explanation for dark matter may have simply been underestimating the mass of the particles that ...

A University of Arizona-led team has used a camera orbiting Mars to capture the closest images yet of a rare interstellar ...

The article presents the North Celestial Pole (NCP) region as an underappreciated astronomical observation area for Northern Hemisphere astronomers, noting its consistent visibility regardless of ...

The discovery of strange, ultra-red objects—especially the extreme case known as The Cliff—has pushed astronomers to propose ...