Debrief: ‘City Killer’ Asteroid Numbers Set To Explode

debrief

NASA aims to launch its NEO Surveyor asteroid-hunting space telescope in 2027.

Credit: NASA
COLORADO SPRINGS–Thirteen years ago a 20-m asteroid streaked without warning into Earth’s atmosphere before exploding over the Russian city of Chelyabinsk, injuring 1,500 people and causing widespread damage. The sudden appearance of the object and its destructive power–15 times greater than the...
Guy Norris

Guy is a Senior Editor for Aviation Week, covering technology and propulsion. He is based in Colorado Springs.

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