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THEMIS Takes Deimos’ Temperature

Infrared image of Deimos by THEMIS on Feb. 15, 2018 (NASA/JPL-Caltech/ASU/SSI)

Can you feel the heat? NASA’s Mars Odyssey can see it! This is an image of Mars’ smaller moon Deimos, captured with Odyssey’s THEMIS (Thermal Emission Imaging System) instrument on Feb. 15, 2018. Part of the 7-mile-wide Moon was in shadow, but the sunlit surface area reached temperatures up to 200 K (that’s still pretty cold for us, though… –100ºF / -73ºC!)

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