Contact Us
For all questions regarding The EarthSky Store please email us:
Free shipping on all U.S.A. orders!
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!
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.
Planet-observing is easy: Top tips here
Get our top tips for planet-observing, from the innermost and elusive Mercury out to faint blue Neptune and more.