NASA and ESA now agree that asteroid 2024 YR4 poses virtually no danger to Earth but retains a small — and carefully watched — chance of striking the Moon on 22 December 2032, a scenario that would be spectacular to observe yet could create short-term hazards for satellites and cis‑lunar...
Perched atop the windswept heights of Chile’s Cerro Pachón, the Vera C. Rubin Observatory has officially begun its ambitious survey of the night sky, capturing the universe in unprecedented detail with the world’s largest digital camera. In its very first ten hours of operation, the...
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