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Time for an interstellar flyby! Meet 3i/ATLAS, a very old comet

By Gabriel J. Sánchez,

Hosts, Justine Kenin

Published October 29, 2025 at 3:17 PM CDT

Scientists are observing the skies as the comet 3i/ATLAS makes a close flyby of Earth.

Gabriel J. Sánchez

Gabriel J. Sánchez is a producer for NPR's All Things Considered. Sánchez identifies stories, books guests, and produces what you hear on air. Sánchez also directs All Things Considered on Saturdays and Sundays.

Hosts

Justine Kenin

Justine Kenin is an editor on All Things Considered. She joined NPR in 1999 as an intern. Nothing makes her happier than getting a book in the right reader's hands – most especially her own.

See stories by Justine Kenin

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