'More missions, more often': NASA is overhauling how it selects science missions

NASA is overhauling how it selects and develops science missions, with changes intended to reduce costs, streamline competition and get missions into space faster. The new approach, called Competition Model 2.0 (CM 2.0), was announced on Oct. 21 in an open letter from Nicky Fox, associate administrator of NASA's Science Mission Directorate (SMD), to the NASA science community. The changes…