https://www.washington.edu/news/2018/02/05/watery-worlds-uw-astronomer-eric-agol-assists-in-new-findings-of-trappist-1-planetary-system/
Watery worlds: UW astronomer Eric Agol assists in new findings of TRAPPIST-1 planetary system | UW...
Dec 6, 2019 - This artist's concept shows what the TRAPPIST-1 planetary system may look like, based on available data about the planets' diameters, masses and distances from
eric agolplanetary systemwateryworldsastronomer