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A brown dwarf is a substellar object too massive to be a planet but too small to sustain hydrogen fusion, occupying the mass...
March 21, 2026Protoplanetary discs produce vastly different planets depending on UV exposure timing. One million years of shielding creates Earth instead of Moon-sized worlds.
February 3, 2026Webb observed a lemon-shaped world with pure molecular carbon in its atmosphere. No known process can explain how it formed.
December 18, 2025Gas giants like Jupiter formed first in our solar system, then shaped Earth's position in the habitable zone through gravitational migration.
May 19, 2025