Pair of Dancing Galaxies. Original from NASA... | Free public domain photo - 441246

hubble active galactic nucleus astrology astronomical astronomy astrophotography bode's galaxy cc0 celestial cigar galaxy constellation ursa major cosmology cosmos creative commons creative commons 0 engage galaxy intergalactic m82 messier 81 messier 82 nasa ngc 3031 ngc 3034 outer space public domain space spiral galaxy starburst galaxy stars together two ursa major wide-field infrared survey explorer wide-field infrared survey explorer (wise) wise