M51 HST (IMAGE)
Caption
The Whirlpool Galaxy (M51a) and companion galaxy (M51b). This Hubble Space Telescope image represents a merger between two galaxies similar in mass to the Milky Way and the Large Magellanic Cloud.
Credit
NASA, ESA, S. Beckwith (STScI), and The Hubble Heritage Team (STScI/AURA)
Usage Restrictions
None
License
Licensed content