I think this is one of the coolest stars out there. The Pistol star, 25,000 light years away, has ejected almost 10 solar masses of material so far, and radiates as much energy in a minute as the Sun does in three years.
Bright Spiral Galaxy M81 One of the brightest galaxies in planet Earth's sky is similar in size to our Milky Way Galaxy: big, beautiful M81. Image Credit: Subaru Telescope (NAOJ), Hubble Space Telescope; Processing & Copyright: Roberto Colombari & Robert Gendler
Sequia National Park Giant Sequoia and the Milky Way - Sequoia National Park, California - Justin Kern This image seems timeless. It could have been photographed last night or hundreds of millions of years ago (if cameras were available then). Ironicall
night sky imaging a portion of the Milky Way Galaxy he Crux Constellation and Coalsack Dark Nebula can be seen near the bottom of the photograph. At the top of the photograph the Milky Way's galatic centre is captured in this view. Dave Young.