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

Both the Milky Way and the Andromeda galaxies (M31) are part of what's known as the Local Group (LG), which also hosts other ...

A new composite image of the Andromeda Galaxy is offering an unprecedented view of our closest spiral galactic neighbor. Composed by NASA and international space partners, the image combines data from ...

Andromeda's lopsided galaxy system challenges standard cosmology, Nature Astronomy (2025). DOI: 10.1038/s41550-025-02481-2 Provided by Leibniz Institute for Astrophysics Potsdam ...

NASA's Chandra Observatory has combined different wavelength images of the Andromeda galaxy to honor astronomer Vera Rubin, and then created a music video by converting the light in those images ...

A collision between our Milky Way galaxy and its largest neighbor, the Andromeda galaxy, predicted to occur in about 4.5 billion years, has been anticipated by astronomers since 1912.

The spiral Andromeda galaxy is our closest neighbor, sitting 2.5 million light-years away. The consensus was that after circling ever closer for billions of years, the two galaxies would collide. News ...

Welcome To The Andromeda Galaxy. Andromeda is 2.5 million light years from the Milky Way. Cmosmically speaking, that's very close. It's home to at least a trillion stars.

The smallest, dimmest galaxy orbiting Andromeda to date. Image: CFHT/MegaCam/PAndAS (Principal investigator: Alan McConnachie; Image processing: Marcos Arias A group of astronomers has discovered ...

In roughly 4 billion years, our home Milky Way galaxy may collide with the neighboring Andromeda galaxy. We are approaching Andromeda at roughly 250,000 miles per hour, and scientists have ...