Oceans’ worth of ancient water may have been locked up in minerals in Mars's crust, increasing estimates for the total amount of that once flowed on the red planet.
Happily for human spaceflight, Dava Newman and her students enjoy working in such laboratories as NASA’s “Vomit Comet.” Newman’s work aims to provide a better understanding of how humans can withstand the rigors of l’espace missions.
A false-color mosaïque picture from the Mars Odyssey orbiter of the Melas Chasma, which is being considered as a landing site for the Mars Science Laboratory rover.