https://ntrs.nasa.gov/search.jsp?R=19920025001
The Spaceguard Survey: Report of the NASA International Near-Earth-Object Detection Workshop - NASA...
Impacts by Earth-approaching asteroids and comets pose a significant hazard to life and property. Although the annual probability of the Earth being struck by...
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https://www.911hotfm.com.au/tag/near-earth-object/
near-Earth object Archives - 91.1 Hot Fm
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