Astronomers are tracking a visitor called 3I/ATLAS, the third confirmed interstellar object ever observed. The two previous instances were 1I/’Oumuamua in 2017 and 2I/Borisov in 2019. 3I/ATLAS is ...
NASA’s confirmation that comet 3I/ATLAS is experiencing a subtle but real non‑gravitational acceleration has turned a niche orbital puzzle into a broader test of how we interpret strange visitors from ...
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