NASA NTRS · 19820064252
CCD scanning for asteroids and comets
Abstract
The sky is to be electronically scanned for asteroids and comets that come close to the earth. This is to prevent their collision with the earth and to provide information on the origins of the solar system.
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Gehrels, T., Mcmillan, R. S.. 1982-01-01. CCD scanning for asteroids and comets. https://ntrs.nasa.gov/citations/19820064252
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