Back to today’s briefing

Story perspectives

Ancient Comet Sparks Alien Probe Theories Among Astronomers

7/24/2025

50 3

Summary

Story summary

Astronomers have made an astonishing discovery: the interstellar comet 3I/ATLAS, racing through space at a staggering 245,000 km/h. Estimated to be up to 7 billion years old, this cosmic wanderer is rich in water ice and organic materials. Some, like scientist Avi Loeb, even suggest it might be an alien probe, sparking excitement and curiosity as further studies unfold.

1 of 1

Story summary

Astronomers have made an astonishing discovery: the interstellar comet 3I/ATLAS, racing through space at a staggering 245,000 km/h. Estimated to be up to 7 billion years old, this cosmic wanderer is rich in water ice and organic materials. Some, like scientist Avi Loeb, even suggest it might be an alien probe, sparking excitement and curiosity as further studies unfold.