Transit of Deimos, Curiosity sol 42 (stacked version)

Transit of Deimos, Curiosity sol 42 (stacked version)
Transit of Deimos, Curiosity sol 42 (stacked version) A stack of 30 frames from Curiosity's observation of a Deimos transit smooths out random noise and reveals two sunspots near the center of the solar disk. NASA / JPL-Caltech / MSSS / Emily Lakdawalla