SENSEX
NIFTY
GOLD
USD/INR

Weather

image 18    C

Health & Fitness News

The Times of India News

Health & Fitness / The Times of India

details

How far have Earths radio signals really travelled into space

Earth's radio bubble, a century-old expansion of broadcast signals, now spans over 119 light-years. While these waves have reached nearby stars like Proxima Centauri, they are too faint and blended with cosmic noise for any civilization to decipher. Modern communication methods are also reducing the energy leaked into space, making Earth quieter.

27 Dec 2025 2:10 am