Technology & Science

433 stories · Page 32 of 44

JWST Spots Carbon-Helium ‘Space Lemon’ Orbiting a Pulsar

On 16 Dec 2025, Webb spectroscopy exposed PSR J2322-2650b—a Jupiter-mass body circling a millisecond pulsar—as the first known world with a helium-and-molecular-carbon atmosphere and a 38 % tidal stretch, overturning existing planet-formation models.

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