Talk:1642: Gravitational Waves
"Local group" refers to https://en.wikipedia.org/wiki/Local_Group. Lonely singles (black holes?) meeting on a galactic scale would produce another gravitational event. 162.158.90.223 21:39, 11 February 2016 (UTC) Christoph Berg
Should we add a Trivia section regarding the fact that this comic was posted outside the normal M-W-F schedule? Edo (talk) 23:03, 11 February 2016 (UTC)