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Study Reveals 77% Chance Aliens Hear Earth’s Signals

9/20/2025

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Summary

Story summary

A study indicates that alien civilizations might intercept communications from Earth's spacecraft.
Researchers from Pennsylvania State University and NASA's Jet Propulsion Laboratory conducted the study.
Transmissions to Mars rovers could extend into space, making them detectable by potential extraterrestrial listeners.
There's a 77% likelihood that extraterrestrial intelligence could hear these signals if aligned with Earth and Mars.
The findings were published in the Astrophysical Journal Letters.

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Story summary

A study indicates that alien civilizations might intercept communications from Earth's spacecraft.
Researchers from Pennsylvania State University and NASA's Jet Propulsion Laboratory conducted the study.
Transmissions to Mars rovers could extend into space, making them detectable by potential extraterrestrial listeners.
There's a 77% likelihood that extraterrestrial intelligence could hear these signals if aligned with Earth and Mars.
The findings were published in the Astrophysical Journal Letters.