Our neighboring Andromeda Galaxy (Messier 31, or M31) appears to sport a lopsided arrangement of satellite galaxies that defy scientific models, stumping astronomers who are also trying to figure out ...

Spanning approximately 220,000 light-years across, the Andromeda Galaxy is the largest galaxy of the Local Group, which also contains the Milky Way.

This is the largest photomosaic ever assembled from Hubble Space Telescope observations. It is a panoramic view of the neighboring Andromeda galaxy, located 2.5 million light-years away.

In conjunction with M31’s plane of satellites, which holds a similar degree of tension with simulations, our results present the satellite galaxy system of Andromeda as a striking outlier from ...

Like how the Earth keeps the Moon bound on a gravitational tether, our nearest galactic neighbor, the Andromeda galaxy (M31), is surrounded by a bunch of tiny satellite galaxies. In other words ...

Hubble also snapped the first space-based images of an asteroid breaking, the first confirmation that the Andromeda Galaxy will collide with our Milky Way Galaxy, and many more famous firsts.

Hubble had been in space for less than two ... Producing a Hyper-Detailed Look at the Andromeda Galaxy (2025) The Andromeda Galaxy is the closest major galaxy to our own Milky Way, making it ...

Photo: Andromeda nebula plate with ... systems outside and independent of our galaxy. It was the first evidence of galaxies outside our own, and Hubble soon went on to discover about 23 more ...

Our neighboring Andromeda Galaxy (Messier 31, or M31) appears to sport a lopsided arrangement of satellite galaxies that defy scientific models, stumping astronomers who are also trying to figure ...

Five years after my first attempt to capture the Andromeda ... our own Milky Way galaxy, as do the several distinct colorful stars which surround the diffuse spiral shape of M31.