Best of 2024: Night sky scenes chosen for you by the editors of EarthSky that you won't want to miss. Mark your calendars now!
A full moon or new moon is a supermoon when it’s also within 90% of its closest point to Earth. Find out when the next supermoon is at EarthSky.org.
Get our top tips for planet-observing, from the innermost and elusive Mercury out to faint blue Neptune and more.