On the largest scales, the universe appears to have no preferred locations or directions. No center, no edge. The cosmological principle explained! 🌌 #spacetok #astronomytok #physicstok #astronomy
The observable universe is best summed up by Katie Mack in her book “The End of Everything”: “Every point in space is the center of its own sphere of ever deepening time, bounded by a shell of fire.” 🌌 #spacetok #astronomytok #physicstok #astrophysics
“If you wish to make an apple pie from scratch, you must first invent the universe.” 🥧🌌 One of Carl Sagan’s most iconic lines from the original run of “Cosmos: A Personal Voyage”. What a freaking legend. #TikTokScenesContest #spacetok #astronomytok #astronomy