I/ATLAS might be over 7 billion years old, a new study reports, which would make it the oldest comet known. But experts caution we need more data.

The Andromeda Galaxy, located 2.5 million light years away, has fascinated observers for centuries. Once believed to be part ...

Astrophysicists suggest our galaxy may lie inside a "cosmic void" - offering a new explanation for the universe’s conflicting ...

The James Webb Space Telescope and Hubble Space Telescope have captured amazing views of spiral galaxy NGC 2566. Credit: ...

Names are a strange thing in astronomy. Sometimes scientists come up with grandiose, simple name, like the Extremely Large ...

Fresh evidence claims that the Earth and the surrounding galaxy are suspended inside a cosmic void based on echoes from the ...

This stunning image dubbed 'Cosmic Owl' captures a remarkable moment in deep space, billions of light years away.

Particular stars called Cepheid variables allow astronomers to determine distance, and Hubble spotted one of these within M31 ...

These things take millions of years to go from one stellar neighborhood to another, so this thing has likely been traveling ...

A new composite image of the Andromeda Galaxy is offering an unprecedented view of our closest spiral galactic neighbor.

The Andromeda galaxy is also known as Messier 31. It is a spiral galaxy located about 2.5 million light-years from Earth. On ...

“For example, Chandra’s X-rays reveal the high-energy radiation around the supermassive black hole at the center of M31 as ...