Canadian astronaut Chris Hadfield has spent a total of six months in space. In his new book, he writes that getting to space took only "8 minutes and 42 seconds. Give or take a few thousand days of training."
NASA/Courtesy of Little, Brown and Company
A photo composed of nearly 900 images taken by the rover Curiosity shows a section of Gale Crater near the equator of Mars. The rovers are continuing to work through the U.S. government shutdown.