Armadillos in Space: Neil Milburn of Armadillo Aerospace

Armadillo Aerospace just won the biggest NASA Centennial Challenge yet, but Vice President and co-founder Neil Milburn tells us the tiny rocket company has other ambitious goals. Emily Lakdawalla satisfies a listener's curiosity about whether the Moon ever had an atmosphere. Bruce Betts and Mat Kaplan go to the dogs in this week's What's Up look at the night sky, and offer a new space trivia contest that will test your mnemonic skills.