Stargate SG1 - A Matter of Time

They almost destroyed the planet again! The Milky Way is a unistar system which is really cool. But HOW did the Pentagon know about the time dilation?? Tell us your theories. Blowing up the SGC was really the only plan? But Antarctica to the rescue! Is Cromwell out there alive & well on an alien planet?

Astrophysicist reacts to Stargate SG-1 "A Matter of Time": https://www.youtube.com/watch?v=jA-DBKQsHp0&t=1488s