This episode of Liftoff is sponsored by:

Links and Show Notes NASA cancels lunar rover, shifts focus to commercial moon landers – Spaceflight Now NASA's InSight Mars Lander - NASA Mars Why NASA is launching a spacecraft to Mars to feel the planet as it rumbles - The Verge Instruments | InSight - NASA Mars JPL | Cubesat | MarCO Into the Black: The Extraordinary Untold Story of the First Flight of the Space Shuttle Columbia and the Astronauts Who Flew Her: Rowland White, Richard Truly: 9781501123634: Amazon.com: Books 'Into the Black': Book Recounts Untold Story of 1st Space Shuttle Flight STS-1 Columbia Cargo Bay - Missing Tiles