We're on the Moon. Or Fall of It?

I am one of those people like, yeah, a lot of stuff going on here. Why are we leaving the? Where are we going? I'm on the moon. God damn, we got so much shit to fix over here. But yeah, okay. We got to get ready for Mars. And as soon as we really nail down this whole sort of, you know, mirrors to see what yesterday actually looked like. Now we could see Jack just into yesterday. Sean, we can wave at ourselves from our episode with Neil Grass-Tyson. What was it with? What was the name of our science?