All but one of Andromeda's satellite galaxies were found to be pointing right at us. According to our best models, that shouldn't be the case at all.

William Optics’ newest machined aluminum refractor captures fine detail for imagers and its size makes it easily portable ...

Like how the Earth keeps the Moon bound on a gravitational tether, our nearest galactic neighbor, the Andromeda galaxy (M31), ...

Every big galaxy has a supermassive black hole at its center, but scientists are still trying to fully understand how these ...

Astronomers have recently uncovered a perplexing discovery regarding the satellite galaxies surrounding the Andromeda galaxy ...

They embrace them as laboratories for physics and astronomy research ... a supermassive black hole in the Andromeda galaxy called M31 star or M31*. Their research provides insight into the ...

A recent study published in Nature Astronomy has revealed that the dwarf galaxies orbiting around Andromeda, our neighboring ...