Jonathan McDowell
Harvard-Smithsonian Center for AstrophysicsHarvard-Smithsonian Center for Astrophysics
Astronomer at the Harvard-Smithsonian Center for Astrophysics; analyst of the space program who blogs about it at Jonathan’s Space Report
Astronomer at the Harvard-Smithsonian Center for Astrophysics; analyst of the space program who blogs about it at Jonathan’s Space Report