The Boötes Void is giant super void spanning 250 million light years across with almost nothing in it. Its existence has challenged astronomers for decades.
Follow me! Instagram: https://instagram.com/answerswithjoe
And support the channel on Patreon at http://www.patreon.com/answerswithjoe
LINKS LINKS LINKS:
Isaac Arthur’s YouTube channel:
Video credits Daniel Cortese – alien invasion montage https://www.youtube.com/watch?v=Rp2tW…