WASHINGTON — Retirements and reassignments have led to a reshuffling of leadership in part of NASA’s Science Mission Directorate. At a Jan. 12 meeting of three astrophysics committees during the 245th Meeting of the American Astronomical Society, Mark Clampin, director of NASA’s astrophysics division, announced he was now serving as acting deputy associate administrator for the science directorate. He replaces Sandra Connelly, who NASA said last fall was planning to retire at the end of the year. Clampin said he accepted the one-year assignment to support the Science Mission Directorate…
