CasA Supernova Remnant



  • Cassiopeia A neutron star

    Supernovas: Vital Cosmic Explosions

    A supernova is a titanic event that sends shock waves rumbling through space and creates giant super-heated bubbles of gas. Take a look into what makes up these awesome astronomical events.
  • Seeing CasA in optical light

    Seeing Around the Remnant of a Supernova

    How a three dimensional model of an object thousands of light years away was created and what it tells us about our universe.
  • Casa w/ stars

    Stellar Death and Rebirth in 3D

    This supernova was formed when a massive star exploded approximately 330 years ago. It's expanding debris field of hot gas and energetic particles will seed the universe with essential elements.