Barney the Dinosaur Killer from Outer Space and Water Inside Mars

New research shows that the asteroid that killed the dinosaurs some 66 million years ago formed in the colder, more distant reaches of the solar system. The Astroquarks have taken it upon themselves to dub this asteroid Barney. We'll update you on that new research and a surprising discovery from Mars Insight data that suggests Mars has a potentially huge amount of delicious H2O not to far beneath its surface. It's just a bit dirty, is all. And we have lots of space news, stumpers, and more. Join us, won't you?