Astronomers looked at these suns located in the Andromeda Galaxy, which go through quiet phases both before and after their explosions, during which they emit ultraviolet (UV) light. During these ...

Some drift alone, untouched for eons. Others collide, tangle, and reshape. The Milky Way and Andromeda belong to the latter category – two immense spiral galaxies, locked in a slow but inevitable ...

Once dismissed as a “spiral nebula,” Andromeda was only confirmed as a separate galaxy in the 1920s by Edwin Hubble. This landmark discovery shattered the idea of a lone Milky Way, expanding ...

Astronomers have released the most detailed image of the Andromeda galaxy with new clues about its evolutionary history to celebrate the 100th anniversary of Edwin Hubble's discovery that our ...

One of the great places to look for dwarf galaxies is the halo of the Andromeda galaxy (also known as Messier 31, or M31 for short), due to its relative proximity. UNIONS is so far the deepest ...

Photographing Andromeda was a monumental challenge due to its vast size, far exceeding the galaxies Hubble usually observes. The full mosaic was completed across two Hubble programs, requiring ...

Related: The Andromeda Galaxy glows rosy red in gorgeous new Hubble Telescope image Starting in late 2019, Hubble spent two years cataloging images — as well as measurements of the locations and ...