See amazing 'after' photos of DART's collision with a tiny asteroid moon on September 26. Follow-up images show comet-like debris tails almost as long as Earth!
Microscopium the Microscope is a constellation with very dim stars. It holds a star, AU Microscopii, that has a disk of dust that is probably forming planets.
A nuclear war isn't winnable, says a recent study. It would lead to a new ice age, killing algae at the base of the ocean food chain and blocking shipping ports with ice.
What's that bright star by the moon on the mornings of September 22, 23 and 24, 2022? The crescent moon is near Regulus, the brightest star in Leo the Lion.
Kelly Kizer Whitt - EarthSky’s nature and travel vlogger on YouTube - writes and edits some of the most fascinating stories at EarthSky.org. She's been writing about science, with a focus on astronomy, for decades. She began her career at Astronomy Magazine and made regular contributions to other outlets, including AstronomyToday and the Sierra Club. She has nine published books, including a children's picture book, Solar System Forecast, and a young adult dystopian novel, A Different Sky.
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