Susana Deustua

Scientist and researcher

Susana Deustua is an observational astronomer with expertise in the areas of spectrophotometric (spectral irradiance) calibration, cosmology with Type Ia Supernovae, and astronomy education and outreach. She has extensive experience in UV to IR imaging and spectroscopy with ground and space-based telescopes, instrument calibration and user support. She shared the 2007 Gruber Foundation Cosmology Prize and the 2015 Breakthrough Prize in Fundamental Physics for the discovery of the accelerating expansion of the Universe through observations of distant Type Ia supernovae.

Tue, 04/07/2026 - 12:02

Mundane Measurements Have Made Astronomy Possible for More Than 100 Years How women scientists known as the Harvard Computers became integral to modern astronomy

Tue, 04/07/2026 - 12:02

Many of modern astronomy’s achievements can be traced back to relatively unknown women who painstakingly cataloged the stars in the early 1900s. Called the Harvard Computers (because they performed calculations), these women combed through…