News tagged with surveillance satellite

Asteroid searchers take the high ground

Everyone knows that if you want to see a great distance, getting up higher makes for a better view. University of Calgary researchers are following that principle to make ground-breaking discoveries of asteroids in near-Earth ...

Feb 22, 2013
5 / 5 (1) 0

Space debris a growing problem

A scare triggered by orbital debris that on Tuesday came within a couple of hundred metres (yards) of the International Space Station (ISS) sheds light on an acutely worsening problem. ...

Jun 28, 2011
4.6 / 5 (5) 3
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