( Meteoric airbursts recorded by U.S. Defense Department satellitets, 1975 to 1992

Newly released data show that meteoroids up to several yards across are continually slamming into the earth's atmosphere and exploding, some with a force as powerful as a small atom bomb. Researchers estimate that 10 times as many airbursts occurred during this time period but were not detected.


Want the full story?

Subscribe Now


Get TIME the way you want it

  • One Week Digital Pass — $4.99
  • Monthly Pay-As-You-Go DIGITAL ACCESS$2.99
  • One Year ALL ACCESSJust $30!   Best Deal!
    Print Magazine + Digital Edition + Subscriber-only Content on

Learn more about the benefits of being a TIME subscriber

If you are already a subscriber sign up — registration is free!