"The Chart of Cosmic Exploration features hand-illustrated renderings of every orbiter, lander, rover, flyby, and impactor to ever successfully slip the surly bonds of Earth's orbit. Plus all of our pretty-cool planets in our pretty-great Solar System.
Astronomers have discovered a massive galaxy made almost entirely of dark matter. Called Dragonfly the galaxy is basically percent dark matter.
Nebula IC 405 aka the Flaming Star Nebula surrounds star AE Aurigae, lies about 1,500 light years distant, spans about 5 light years, and is visible with a small telescope toward the constellation of the Charioteer (Auriga) (Credit: Martin Pugh)