NASA is learning how future Moon colonists will mine and refine lunar regolith, turning it into the oxygen and water they'll need to survive without constant resupply by Earth. Gerry Sanders heads the In Situ Resource Utilization (ISRU) project. Bill Nye the Science Guy invites everyone to a space town hall in Atlanta. Emily Lakdawalla strolls the back side of the Moon. Can you record a hit version of Random Space Fact? It might win you a Planetary Radio t-shirt from Bruce Betts and Mat Kaplan. Listen to What's Up for details. They have a new space trivia contest, as well.