CHEOPS Discovery Defies Planetary Formation Rules
CHEOPS detected a rocky planet in the LHS 1903 system where models predict gas giants; this challenges planetary formation theories and Gaia ruled out hidden gas giants.
2 Articles
2 Articles
Astronomers Puzzle over ‘inside out’ Planetary System
WASHINGTON (Reuters) — Astronomers have observed a planetary system that challenges current planet formation theories, with a rocky planet that formed beyond the orbits of its gaseous neighbors, possibly after much of the planet-forming material had been used up.
CHEOPS Discovery Defies Planetary Formation Rules
We’re starting to see just how exceptional our own solar system and its history is, as more exoplanets are discovered. A fourth exoplanet discovery in the LHS 1903 system made by ESA’s CHEOPS mission places a rocky world right where it shouldn’t be. This ‘inside-out system’ could challenge our current understanding of planetary formation.
Coverage Details
Bias Distribution
- 50% of the sources are Center, 50% of the sources lean Right
Factuality
To view factuality data please Upgrade to Premium


