Happy Galaxies Day! A century ago tonight, Edwin Hubble exposed a photograph at the 100-inch telescope on Mt. Wilson whose ...

The Milky Way is our galactic home, but just how big is it?  Dive into this fascinating exploration of the galaxy's size, ...

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This galaxy existed when the universe was only ... us more about the early formative stages of galaxies similar to our Milky Way.

Called Kepler-51, the Sun-like yellow dwarf star was found in 2012 to have three exoplanets in its orbit; each, it would turn ...

NEW YORK (AP) — Scientists have spotted what appear to be two stars whipping around each other near the supermassive black hole at the center of our Milky Way galaxy. Nearly every large galaxy ...

Scientists have found the beginnings of a young universe that may offer insights into the beginnings of our own Milky Way Galaxy. Geoff Bennett and Miles O'Brien discussed why scientists are ...

Astronomers have discovered a pair of young stars near the supermassive black hole at the heart of our galaxy ... Firefly Sparkle' galaxy — a baby clone of the Milky Way being 'assembled ...