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Interstellar comet 3I/ATLAS to make closest flyby of Earth

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Latest Comet 3I/ATLAS news: Closest approach to Earth this week

The interstellar comet 3I/ATLAS will make its closest approach to Earth this week on Dec. 19, 2025. Here's the latest news you need to know. Comet 3I/ATLAS will approach within 168 million miles (270 million kilometers) of Earth when it makes its close flyby on Dec. 19.

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Interstellar comet is making its closest approach to Earth this week

‘Alien’ Comet 3I/ATLAS Gets Closest On Friday — Here’s How To See It

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Space agencies conducting largest ever planetary defense drill with 3I/ATLAS approaching

With 3I/ATLAS days away from making its closest approach to Earth, agencies worldwide are conducting the largest and most ...

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Interstellar comet 3I/ATLAS caught on camera in new images from Hubble Space Telescope and JUICE Jupiter probe

Discovered on July 1 by the NASA-funded ATLAS telescope in Chile, 3I/ATLAS is only the third confirmed visitor from another ...

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