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Asteroid Terrestrial-impact Last Alert System - Wikipedia
'Doomed' comet Tsuchinshan-ATLAS survives brush with sun — …
ATLAS - The ATLAS Project
NASA Asteroid Tracking System Now Capable of Full Sky Search
Status Report and Expectations for Comet Tsuchinshan-ATLAS
Doomed comet ATLAS had a long history with Earth | CNN
A comet approaching Earth could become brighter than the stars …
C/2019 Y4 (ATLAS) - Wikipedia
Comet Tsuchinshan-ATLAS nears the sun this month. Will it be …
NASA asteroid detector 'looks up' to scan entire sky every 24 hours
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