Articles by Tina Ibsen, astrophysicist, Tycho Brahe Planetarium

  • Collisions made early galaxies grow huge

    The mystery of why massive galaxies existed in the early universe may now have been solved. New research shows that the galaxies were formed as a result of a collision of galaxies and the subsequent explosive formation of stars.
  • Danish astrophysicist solves mystery about old stars

    The recent discovery of a millisecond pulsar orbited by two white dwarfs challenges current theories of their formation. A new semi-analytical model may help explain the formation of this unique triple system.
  • First known Uranian Trojan companion found

    A Danish astronomer and his colleagues have discovered a little space rock that circles the sun in the same orbit as Uranus. This is the first time that astronomers observe a so-called ‘Trojan’ asteroid companion for Uranus.
  • New photos of beautiful nebula

    The Danish telescope at the La Silla Observatory in Chile has captured a striking image of the star-forming nebula NGC 6559. See the beautiful picture and some of the other pictures from the telescope here.

Tina Ibsen, astrophysicist, Tycho Brahe Planetarium

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