Super-puff planets almost shouldn't exist, seeming at first to defy the rules of gas giant formation. But like the unlikely planets themselves, "our explanations are actually holding together," one astrophysicist told me. Read on at @nytimes.com: www.nytimes.com/2026/07/17/s...
Rare Pair of Improbably Light ‘Super-Puff’ Planets Is Discovered (Gift Article)
They’re less dense than cotton candy, and they will help astrophysicists better understand the most unusual ways giant planets can form.
nytimes.com