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Interstellar Object 3I/ATLAS: Comet or Alien Artifact?

9/11/2025

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Summary

Story summary

The interstellar object 3I/ATLAS, detected in July 2025, is likely a comet, though Avi Loeb suggests it might be an "extraterrestrial artifact."
Its tail is expanding as it nears the Sun, with a close approach anticipated next month.
Loeb urges NASA to monitor the object due to its unusual size and trajectory.
NASA states 3I/ATLAS poses no threat to Earth and is not an alien craft.
Loeb remains open to the possibility of extraterrestrial life.

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Story summary

The interstellar object 3I/ATLAS, detected in July 2025, is likely a comet, though Avi Loeb suggests it might be an "extraterrestrial artifact."
Its tail is expanding as it nears the Sun, with a close approach anticipated next month.
Loeb urges NASA to monitor the object due to its unusual size and trajectory.
NASA states 3I/ATLAS poses no threat to Earth and is not an alien craft.
Loeb remains open to the possibility of extraterrestrial life.