Planets GJ 436b is located ... giants to something more like a water world or a rocky, scaled-up version of the Earth. Both of these observations are fundamentally trying to answer that question.” ...
Abstract: We present narrow-band photometric measurements of the exoplanet GJ 1214b using the 10.4 m Gran Telescopio ... We detect no increase in the planet-to-star radius ratio across the methane ...