NASA @NASA
Using data from our @NASAExoplanets NEOWISE mission, scientists from @backyardworlds have discovered two bizarre brown dwarfs, or balls of gas that aren’t massive enough to power themselves the way stars do. Here’s what it means for astronomy: https://t.co/rwyWmNRkRR https://t.co/ETvf7TQaii — PolitiTweet.org
