Space is very, very hot, except when it's very, very cold. How do we protect expensive spacecraft from these extremes? Bill Nye is hot on the trail.
Steven Schmidt: 2013/01/15 08:12 CST
Mark Brown: 2013/01/15 08:06 CST
Become a member of The Planetary Society and together we will create the future of space exploration.
Help advance robotic and human space exploration, defend our planet, and search for life.