Image Tags
spiral galaxy galaxy space stars nebula astronomy universe milky way pinwheel galaxy barred spiral galaxy grand design spiral galaxy flocculent spiral galaxy star formation galactic center supermassive black hole active galactic nucleus quasar blazar radio galaxy infrared galaxy x-ray galaxy gamma-ray galaxy cosmic microwave background dark matter dark energy big bang inflation multiverse simulation hypothesis alien life interstellar travel space exploration SETI Drake equation Fermi paradox great filter rare earth hypothesis anthropic principle observer effect quantum mechanics string theory M-theory loop quantum gravity black hole information paradox time travel wormhole
Spiral galaxy with bright center and long stretched out arms
Size 7280 × 4080
Format jpg
Free Download