Princeton satellite launched in Antarctica

zk-spider-pad-pano_575SPIDER, a stratospheric spacecraft constructed primarily in Princeton’s Jadwin Hall, was successfully launched Jan. 1 from Antarctica’s Ross Ice Shelf. Borne by a helium-filled balloon, SPIDER will orbit Earth at roughly 120,000 feet for 20 days looking for the pattern of gravitational waves produced by the fluctuation of energy and density that resulted from the Big Bang.

Read more about SPIDER’s research mission