A vast, flat sheet of dark matter may solve the long-standing mystery of why our neighboring galaxy Andromeda is speeding ...

Andromeda is also a flattened spiral like the Milky Way, but it's twice as large — 220,000 light-years across versus 105,000 for the Milky Way — and crammed with a trillion suns. Can you even begin to ...

While the appearance of Andromeda is not a once-in-a-lifetime event, it’s rare for someone to come across it at the right time and record it in a photograph.

Add Yahoo as a preferred source to see more of our stories on Google. When you buy through links on our articles, Future and its syndication partners may earn a commission. The Milky Way and its stars ...

Stargazers will be treated to overlapping meteor showers in April. From April 20 to April 26, both the Lyrids and Eta Aquarids meteor showers will be visible in the night skies. April is also a good ...

The Andromeda Galaxy (M31) is the closest large spiral galaxy to the Milky Way, visible to the naked eye and set to merge with our galaxy in the distant future The Nearest Large Spiral Galaxy: ...

Astronomers tracked a star in Andromeda as it dimmed and vanished without the usual fiery explosion, offering rare clues to ...

"It's like photographing a beach and resolving individual grains of sand." When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. Breaking space news, ...