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Small Plastic Planisphere

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Star Stuff Youth Tee

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Vintage Space Oddity Concert Tee

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2023 EarthSky Lunar Calendar

$ 27.99 $ 20.99

Eclipse Glasses

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Large Plastic Planisphere

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Best of 2023: Night sky scenes not to miss

Best of 2023: Night sky scenes chosen for you by the editors of EarthSky that you won't want to miss. Mark your calendars now!

Read more at EarthSky.org

What is a supermoon? And when, in 2023?

In 2023, new moon supermoons will be the new moons of January, February and March. Then the full moons of July, two in August and September are full supermoons.