Mergers of Galaxies



Strange objects





  NGC 4038/4039, the Antennae Galaxies


  NGC_4038/39: VLT view of the center
  Figure caption

  The Mice


  The Mice: Full resolution (7.9 MB)
  Figure caption





  Tadpole galaxy


  Full resolution (9.5 MB)
  Figure caption




  A gallery of tadpole galaxies in the HUDF


  Tadpole gallery: full resolution (2 MB)
  Locate the Tadpole galaxies in the HUDF
  Figure caption




Galaxies clearly in interaction





 NGC 2207 and IC 2163


  NGC 2207 and IC 2163: Full resolution
  Figure caption

 Spiral merger and boxy galaxy


  Figure caption




  M51, Whirlpool galaxy


  M51: Full resolution
  Figure caption




  NGC 6872 and IC 4970


  Figure caption






 Interacting system NGC 6745


  Figure caption







 Stephans quintet (HST)


  Stephans quintet: Full resolution (ground-based)
  Figure caption





Stellar tidal streams as signs of galaxy cannibalism





  Halo of M63 (NGC 5055)


  Negative image overimposed
  Figure caption

  NGC 4651, the Umbrella galaxy


  Simulated path of progenitor satellite projected onto image
  Figure caption


  The Ghost of a Dwarf Galaxy in the Nearby Spiral Galaxy NGC 5907


  N-body simulation
  Figure caption




Computer N-body Simulation of Galaxy Collision





  Early N-body simulation of the
  mice galaxies (A. Toomre 1972)


  Figure caption

  N-body simulation of the mice galaxies


  Movie caption (1:16)





  A model for "The mice", by J. Barnes


  Movie caption






 


   Figure caption


   Movie caption





  How to create galaxy "antennae"
  or filaments (A. Toomre 1972)


  Figure caption




  The Antennae Galaxies,
  NGC 4038/4039 (ground-based view)


  Figure caption






  Spiral Metamorphosis (J. Dubinski):
  Merger of our Galaxy with Andromeda


  Movie caption (6:24)






  Merger of our Galaxy with Andromeda:
  the view from our Sun


  Movie caption (6:43)





Galaxy interactions as seen in neutral Hydrogen (HI)





  M51: stellar light and gas density
  (Neutral Hydrogen)


  Figure caption

For other examples, visit
THE ROGUES GALLERY
of interacting galaxies.


(Credit: John Hibbard, NRAO)








background photo: The Tadpole Galaxy UGC 10214
(Credit: NASA, H. Ford (JHU), G. Illingworth (UCSC/LO), M.Clampin (STScI), G. Hartig (STScI), the ACS Science Team, and ESA)
http://hubblesite.org/newscenter/archive/releases/2002/11/image/a/