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"galaxies"6 articles archived since 1845

Watch the Milky Way Eat Its Neighbors [Video]

The Milky Way has a history of devouring its neighbors, the smaller satellite galaxies that orbit it. Over time our galaxy’s gravity will tug on the near sides of these satellites more strongly than their far sides, slowly stretching them out until they tear apart and their stars assimilate into the Milky Way.

November 18, 2014 — Clara Moskowitz

Supermassive Black Holes Make Merging Galaxies Green

Green as a color can mean animal, vegetable or mineral. It is the stuff of crocodiles, chlorophyll and copper patina, the essence of serpentine or of snakes in the grass, the hue of a glacial lake, a stagnant pond and the Chicago River on St.

April 3, 2015 — Lee Billings

Zoom Through a Stunning Panorama of the Milky Way

Do yourself a favor. Don't read this article just yet--first, take a moment to zoom around this incredible panorama of our galaxy and soak in the splendor: http://www.spitzer.caltech.edu/glimpse360/aladin.

March 22, 2014 — Clara Moskowitz

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