- Published on 04 June 2018
In section 10. Planets and planetary systems
The nature of the TRAPPIST-1 exoplanets
Using time-transit variations and a genetic algorithm, Grimm et al. improve the uncertainties on the internal densities of the TRAPPIST planets by a factor of between five and eight. These results will help shed light on the compositions of these planets and eventually on the formation of this system.