In 2006, a NASA-owned rocket landed on Earth after a seven-year journey beyond the orbit of Mars. The rocket flew through the tail of a comet, collecting thousands of dust particles for NASA’s Stardust mission. Read more...
Photo: The SIMS lab uses the IMS-1270 ion microprobe to analyze rock samples and study the history of the solar system. (Miriam Bribiesca/Photo editor)





