JWST

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LHS 3844 b: The Dead Rock That Shows Why Earth-Sized Does Not Mean Earth-Like

JWST has given astronomers one of the clearest looks yet at the surface of a rocky exoplanet, LHS 3844 b, also called Kuaʻkua. The result is not alien life, not oxygen, and not a second Earth. It is a dark, hot, likely airless super-Earth orbiting a red dwarf star every 11 hours, with a basalt-like or space-weathered surface and no detectable atmosphere. The discovery matters because it shows that the exoplanet era is moving from planet detection into planet interpretation, and it forces a harder lesson: Earth-sized does not mean Earth-like.

Published May 21, 2026 Article · related

K2-18 b: The Planet That Shows How Close We Are to the Edge of Knowing

K2-18 b is not proof of alien life, but it may be one of the most important exoplanets ever studied because it shows how the search for life is shifting from imagination to contested atmospheric chemistry. JWST has detected methane and carbon dioxide in its atmosphere, while disputed DMS and DMDS claims show how difficult it will be to separate biology, chemistry, instrument noise, media hype, and human hope.

Published May 18, 2026 Article · related

Mapping the Invisible: JWST’s Cosmic Web Shows Dark Matter as the Universe’s Control Grid

A January 2026 JWST survey mapped more than 800,000 galaxies and revealed dark matter filaments twice as sharply as before, showing how the invisible framework of the cosmos shapes visible structure.

Published Mar 3, 2026