The #OrionNebula, our closest massive star-making factory, 1,450 light-years from Earth. The nebula is close enough to appear to the naked eye as a fuzzy star in the sword of the popular hunter constellation. Spitzer Space Telescope.
A galaxy made of 99.9% dark matter 8/30/16 EarthSky | Although it’s relatively nearby, Dragonfly 44 was missed for decades by astronomers because it’s very dim. But there’s more to this galaxy than meets the eye. Dragonfly 44 from the Sloan Digital Sky Survey.