Comet 3I/ATLAS is the third known interstellar comet after 2017's 1I/'Oumuamua and 2019's 2I/Borisov. It was discovered on July 1, 2025 and made its closest approach to the sun in October. Now it is ...
Launched in March, NASA's SPHEREx space telescope has completed its first infrared map of the entire sky in 102 colors.
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Pulitzer Prize-winning correspondent Peter Arnett, who reported on Vietnam and Gulf wars, has died
Pulitzer Prize-winning journalist Peter Arnett, who traveled the world covering wars from Vietnam to Iraq, has died.
Comet 3I/ATLAS will make its closest approach to Earth at 1 a.m. EST (0600 GMT) on Dec. 19. At that time, it will be about ...
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