17K views · 504 reactions | The Dark Energy Camera in Chile discovered a 63-mile wide comet that takes 5.5 million years to complete its orbit | Space.com | Facebook

8.5K views · 623 reactions | Talk about a glow up! Comet 67P appears to put on its own atmospheric light show, according to findings from Rosetta, the retired ESA - European Space Agency comet hunter. Electrons streaming out in the solar wind interact with the comet’s tail and create the aurora. go.nasa.gov/2RKmnuP | NASA Jet Propulsion Laboratory | Facebook

445K views · 15K reactions | Astronomers were watching when a comet...