Massive Galactic Merger Scoped By Several Space Observatories | Time-Lapsed Simulation

The Herschel Space Observatory captured imagery of colliding galaxies, called HXMM01 (~ 11 billion light-years from Earth and when our universe was about 3 billion years old.) A merger of galaxies is simulated.
credit : NASA / JPL / ESA / Chris Heyward, Heidelberg Institute for Theoretical Studies