galaxy formation

  • A giant sausage once crashed into the Milky Way

    Satellite data finds evidence that a major collision determined the shape of the Milky Way. Andre...

    Around about 10 billion years ago the Milky Way collided with a small sausage-shaped galaxy in a titanic event that d...

    Space July 8, 2018
  • Old galaxies get fat

    As the billions of years roll by, galaxies start to get rounder and rounder. Lauren Fuge reports.

    Astronomers have discovered that galaxies suffer from middle-age spread, too: the older they get, the rounder they be...

    Space April 23, 2018
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