3I/ATLAS is only the third known interstellar visitor, hence the prefix “3I.” The second known interstellar body, Comet 2I/Borisov, was discovered by the Russian astronomer Gennady Borisov in August ...
Look to the southeastern horizon in the hours following sunset on Nov. 29 — you'll be able to see the moon shine close to the ...
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NASA probe captures stunning photos of Earth and moon on the way to infamous asteroid Apophis
These images mark an early milestone in the mission, confirming that OSIRIS-APEX is healthy and on course for its 2029 ...
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