NASA's Hubble Space Telescope caught a glimpse of 3I/ATLAS – in July and on Nov. 30, 2025. An ESA orbiter bound for Jupiter also observed the interstellar comet 3I/ATLAS. How big is 3I/ATLAS ...
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Interstellar comet 3I/ATLAS makes its closest approach to Earth tonight: When, where and how to watch
The much talked about interstellar comet 3I/ATLAS will reach its closest point to our planet today (Friday), December 19. This marks an important moment for astronomers who have been tracking one of ...
Tracking comets accurately is hard. A new effort with the U.N. and NASA aims to better chart these visitors using 3I/ATLAS. When you purchase through links on our site, we may earn an affiliate ...
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