What Does 200 Billion Stars Really Mean? Milky Way photo: The galactic center by Robert Gendler. (v @leshumains)
▻http://www.slate.com/blogs/bad_astronomy/2014/10/12/milky_way_photo_the_galactic_center_by_robert_gendler.html
What Does 200 Billion Stars Really Mean? Milky Way photo: The galactic center by Robert Gendler. (v @leshumains)
▻http://www.slate.com/blogs/bad_astronomy/2014/10/12/milky_way_photo_the_galactic_center_by_robert_gendler.html