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Farewell, comet 3I/ATLAS! Interstellar visitor heads for the outer solar system after its closest approach to Earth
On Friday (Dec. 19), the interstellar invader, comet 3I/ATLAS, made its closest approach to Earth, coming to within 168 million miles (270 million kilometers) of our planet at 1 a.m. EST (0600 GMT).
Add Yahoo as a preferred source to see more of our stories on Google. A deep image of interstellar Comet 3I/ATLAS captured by J. Miller & M. Rodriguez (International Gemini Observatory/NSF NOIRLab), T ...
Comet C/2025 R3 (PanSTARRS) is making its closest approach to Earth on April 26 after surviving a near-Sun pass, brightening to naked-eye visibility under dark southern skies. NASA, NOAA, and other ...
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