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

O ur neighboring Andromeda Galaxy (Messier 31, or M31) appears to sport a lopsided arrangement of satellite galaxies that ...

A team of astronomers and astrophysicists at the Chinese Academy of Science's National Astronomical Observatories has found ...

The Hubble Space Telescope launched on April 24, 1990, aboard the Space Shuttle Discovery (STS-31), and deployed into Earth ...

Ladi Svoboda told Snopes that the photo was "real but artistically interpreted," while noting that similar shots were ...

Specifically, all but one of Andromeda's satellites lie within 107 degrees of the line pointing towards the Milky Way, a region covering only 64% of the host galaxy's surroundings. Until now ...

A blob of gas seen outside the Milky Way could be a type of starless, dark matter–dominated galaxy. Some scientists are skeptical.