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What to look for in December skies: Mars disappears behind the Moon, and Pegasus rides to adventure. ✨🔭 Details and downloads at https://solarsystem.nasa.gov/skywatching
#NASASolarSystem

NASA Skywatching Home

What’s visible in the night sky? Get skywatching tips and resources from NASA.
NASA Solar System Exploration
#NASASolarSystem

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