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 ...
NASA has just pulled back the curtain on interstellar comet 3I/ATLAS, outlining four specific scientific findings that clarify what this object is, how it behaves, and where it is headed. Together ...
The interstellar comet 3I/ATLAS has started to brighten and dim in a remarkably steady rhythm, repeating every 16.16 hours as it sweeps through the inner solar system. That optical heartbeat has drawn ...