Related topics: galaxies

Image: Hubble's Cartwheel Galaxy

This is an image of the Cartwheel Galaxy taken with the NASA/ESA (European Space Agency) Hubble Space Telescope.

Shocking results of galaxy-cluster collisions

A giant collision of several galaxy clusters, each containing hundreds of galaxies, has produced this spectacular panorama of shocks and energy. The collisions generated shock waves that set off a celestial fireworks display ...

3-D supernova simulations reveal mysteries of dying stars

An international team of researchers led by a Monash astronomer has created the longest consistent 3-D model of a neutrino-driven supernova explosion to date, helping scientists to better understand the violent deaths of ...

Astrophysicists explain the mysterious behavior of cosmic rays

A team of scientists from Russia and China has developed a model explaining the nature of high-energy cosmic rays (CRs) in our galaxy. These CRs have energies exceeding those produced by supernova explosions by one or two ...

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