The South Pole Telescope Blog The South Pole Telescope (or SPT) is a telescope designed to study the Cosmic Microwave background. Constructed between November 2006 and February 2007, the SPT is the largest telescope ever deployed at the South Pole. With this blog we invite you to share in the SPT teams' scientific endeavors and adventures in Antarctica. 2021-09-22T02:57:46Z Serendipity 1.5.3 - en