Canada orbits suitcase-size camera to hunt asteroids
(Credit: Janice Lang/DRDC)
Aside from giant laser beams, can eyes in the sky help save us from asteroid hits?
Canada thinks so, and it has launched a space telescope to track hazardous objects including asteroids, space junk, and satellites.
The Near-Earth Object Surveillance Satellite (NEOSSat) was launched from an Indian rocket this week as the first dedicated space-based sentinel of its kind.
Managed by the Canadian Space Agency (CSA) and Defence Research and Development Canada (DRDC), NEOSSat is about the size of a suitcase and orbits some 500 miles above Earth, circling every 100 minutes.
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