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 ...
Morning Overview on MSN
NASA’s Roman will deliver the biggest asteroseismic haul yet
The Nancy Grace Roman Space Telescope is being built to map the universe on a scale no previous observatory has attempted, ...
Asteroid 2023 JF flew about 199,000 miles (320,000 km) away from Earth. It's estimated size is about 34 feet wide (10 meters) ...
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