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Posts by
Cristina Ortiz
See a year of young moons in this photo composite
A young moon is when a thin crescent appears in the evening sky just after new moon. Enjoy this beautiful composite image of the 12 young moons of 2023.
January 3, 2024
Geminid meteor shower 2023: Cool photos!
See the best photos of the Geminid meteor shower of 2023 from our talented community of photographers, from all over the world.
December 15, 2023
Emperor penguins: A report from the Antarctic
EarthSky friend Eliot Herman took a trip to the Antarctic, where he had the opportunity to see emperor penguins. Read his report and enjoy his amazing images.
December 15, 2023
Deep-sky photos October 2023: Editor’s picks
Enjoy this gallery of the best deep-sky photos of October 2023 from our EarthSky community. If you have a photo to share, send it in. We love to see them!
November 1, 2023
Solar eclipse photos keep coming, and they’re awesome
Solar eclipse photos from October 14, 2023, still haven't stopped coming in. Here are a few more great ones! Thanks to all who contributed.
October 20, 2023
Ants, little but tough: Lifeform of the week
Ants are common insects with unique capabilities. They can harvest, herd, milk, and build amazingly complex and stable underground cities.
September 20, 2023
Water lilies, beautiful and colorful: Lifeform of the week
Water lilies are plants known worldwide. They are colorful and beautiful, and they are also important players in the aquatic ecosystem.
September 5, 2023
Iridescent contrails? Rainbow contrails? Something else?
They look like iridescent contrails. But, are they? We asked Les Cowley, an atmospheric optics expert, who gave a different opinion.
August 2, 2023
Tigers are the biggest cats: Lifeform of the week
Tigers are huge, fierce cats that are unique and beautiful. We tell you some curious facts about them here. Plus, watch a video about tigers.
July 29, 2023
Sea turtles are as old as dinosaurs: Lifeform of the week
All you need to know about sea turtles: as old as the dinosaurs, incredible navigators and natural survivors. But they need you. Learn what to do to help.
July 9, 2023
