The most detailed panorama of the entire Andromeda galaxy is packed with science that could revolutionize our understanding of how spiral galaxies across the universe form and evolve.

The Hubble Space Telescope completes a high-resolution portrait of our galaxy's gorgeous neighbor, which will help scientists better understand our Milky Way.

Hubble Space Telescope mapped Andromeda, revealing a chaotic history shaped by mergers. A 2.5-billion-pixel mosaic shows 200 ...

Astronomers have released the most comprehensive photograph of the Andromeda galaxy, which contains over 200 million stars.

GREEN BAY, Wis. (WBAY) - Today’s 3 Brilliant Minutes is out of this world -- and out of this galaxy! A European Space Agency probe gives us new pictures of Mercury, the planet closest to the sun. Brad ...

Using the Atacama Large Millimeter Array, astronomers have discovered icy exocomet belts circling 74 different alien planetary systems.