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Tuesday, October 20, 2026Updated 01:23 UTC

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Planetary 'twins' Uranus and Neptune may have different origin stories

Source: Phys.org · Oct 19, 2026 22:40 UTC

Black-and-white close-up of chemistry lab glassware by a window — File photo euthman / Flickr · CC BY-SA 2.0 · Source

The Quick Take

By indirectly probing the depths of Uranus and Neptune's atmospheres, an international team of scientists has revealed a significant contrast in their chemical composition. Neptune appears to be more enriched in oxygen than Uranus. These results suggest that the two ice giants may have formed in different regions of the primitive solar system before reaching their current orbits, calling into ques

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