M81 and M82,Galaxies in Ursa Major
Multiwavelength Composite
Image from Multiple Data Sources
Hubble Space Telescope, Subaru Telescope
(NAOJ), Spitzer Telescope, Amateur Data
Neutral hydrogen imagery from the
Very Large Array of radio telescopes.
This data is courtesy of Erwin de
Blok (ASTRON, the Netherlands).
Image Assembly and Processing :
Robert Gendler, Russell Croman, Roberto Colombari
acknowledgement: R. Jay GaBany