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Unknown asteroid flew past Earth closer than a satellite—and we didn't spot it until hours later

Astronomers were slow at spotting a small giraffe-sized asteroid that zoomed past our planet on Tuesday, September 30, 2025, ...
Space.com

Icy moons in our solar system may have boiling oceans — but life could potentially still survive

Small icy moons in the outer reaches of our solar system may hide boiling oceans underneath their surfaces, a new study finds ...