galaxy

  • Hot winds from supermassive black holes stunt star growth

    ‘Red geysers’ heat surrounding galactic gas, putting the brakes on stellar birth. Belinda Smith r...

    An artist's rendition of galaxies Akira (right) and Tetsuo (left) in action. Akira's gravity pulls Tetsuo's gas into ...

    Space May 26, 2016
  • Astronomers precisely 'weigh' a supermassive black hole

    Cold gas provides a handy and accurate way to size up monster black holes in the centre of distan...

    Combined image of NGC 1332 shows the central disk of gas surrounding the supermassive black hole at the centre of the...

    Space May 9, 2016
  • Ancient stars whiz haphazardly around Milky Way bulge

    They're more than 10 billion years old, but RR Lyrae stars' non-conformist behaviour can ...

    The Milky Way galaxy, shown here in an artist's impression, houses some of the oldest stars in the Universe – more th...

    Space April 26, 2016
  • Lonely monster black hole lurking in cosmic backwaters

    A sleeping giant has been uncovered in a galaxy four million light-years away. So how did it get ...

    The massive elliptical galaxy NGC 1600 in the centre of this image, taken by the Digitized Sky Survey, is in an unclu...

    Space April 7, 2016
  • Ancient faint galaxy is a heavy element factory

    The heaviest elements, such as gold and lead, aren't made by nuclear fusion – they're pro...

    The ultra-faint Reticulum II galaxy with its nine brightest stars circled in red. The insets show the very strong pre...

    Space March 29, 2016
  • Galactic wonders

    A showcase of spectacular, colourful images of galaxies and galactic objects taken with some of t...

    European Southern Observatory Very Large Telescope This panoramic view combines a new image of the field a...

    Space March 24, 2016
  • Spotted – the galactic birthplace of a fast radio burst

    Astronomers have, for the first time, pinpointed a galaxy that burped a massive radio pulse six b...

    Some six billion light-years away, one of the brightest explosions in the Universe unleashed a mammoth blast of radio...

    Space February 25, 2016
  • The black hole that has outgrown its galaxy

    A distant ancient galaxy has been discovered with a freak black hole far bigger than it should be...

    An illustration of a feeding black hole. Most galaxies have a black hole at the centre, but one galaxy has been found...

    Space July 27, 2015
  • Merging galaxies: the bigger guy wins

    As part of our Lab Talk series, Luke Davies explains what happens when galaxies collide.

    Photo of the Milky Way which is on course to eventually merge with the Andromeda galaxy. – Miles Bowers Photography /...

    Space June 1, 2015
  • Dark matter exists in the inner parts of our galaxy

    Evidence has been compelling, but hard to pin down.

    A study published in Nature Physics has found for the first time direct observational proof of dark matter at the hea...

    Physics February 10, 2015
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