May 12

New Count of Potentially Hazardous Asteroids

Source: NASA Science

Simulation of the PHA.
Image credit: NASA/JPL-Caltech

NASA has just released a new count of asteroids that come close to the orbit of Earth and could survive entry through our planet's atmosphere. The data, gathered by an infrared space telescope named WISE, reveal important new information about the origin and make-up of these potentially hazardous space rocks.(read more)

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