The Andromeda galaxy is surrounded by a constellation of dwarf galaxies that are arranged in a highly lopsided manner. Analysis of cosmological simulations published in Nature Astronomy reveal that ...

April is also a good month for galaxy-watching with the help of a telescope, including the Andromeda Galaxy ... meteor shower is that we have a waning moon, so it won't actually interfere that ...

An ambitious new survey by the Hubble Space Telescope provides the first-ever bird's-eye view of all known dwarf galaxies orbiting the Andromeda galaxy ... bumper cars — compared with the ...