NASA Earth(@NASAEarth):NASA’s Artemis program has its eyes on the Moon—but so does Landsat! 🌕 Once a month, the Landsat satellites turn to look at the Moon instead of Earth. Observing the Moon helps calibrate the satellites’ instruments, allowing Landsat to consistently and reliably study our planet.

NASA Earth

@NASAEarth

NASA’s favorite (habitable) planet. 🌎💚 Studying Earth from ground to orbit.

가입 March 2009

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NASA Earth@NASAEarth

2026.05.06 16:36

NASA’s Artemis program has its eyes on the Moon—but so does Landsat! 🌕 Once a month, the Landsat satellites turn to look at the Moon instead of Earth. Observing the Moon helps calibrate the satellites’ instruments, allowing Landsat to consistently and reliably study our planet.