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Science

The odd new worlds we've discovered in 2025

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The number of confirmed exoplanets — planets that don't orbit the sun — has tipped 5,900 , according to NASA , with thousands of additional candidates under review.

Getting to know these worlds is easier now with the powerful James Webb Space Telescope , a collaboration of NASA and its European and Canadian counterparts.

This bounty is but a tiny sampling of the planets thought to exist throughout the universe.

YSES-1b features a glowing dust disk — perhaps only the third of its kind ever observed — that may host a moon nursery.

These gas giants, each five to 15 times Jupiter ’s mass, orbit a young, sun-like star at extreme distances.

The new infrared images offer a deep look into the chaotic early stages of planet and moon formation.