Whoa. A real Martian! [ Those words slip out before Luther can reel them back in, but there's a genuine delight in it -- that word summons up quaint images of hand-drawn cartoons from his time, Marvin the Martian with green helmet and laser gun. Notsomuch like this woman.

At least this time, he's more prepared to answer her own question. He's answered it before. ]

Monitoring, mostly. Tracking meteors, possible threats to Earth. Busywork. What were you up to on Mars?