Latest Space Breaking News: Scientists compile library for evaluating exoplanet water Link: https://phys.org/news/2024-11-scientists-library-exoplanet.html Summary: By probing chemical processes observed in the Earth's hot mantle, Cornell scientists have started developing a library of basalt-based spectral signatures that not only will help reveal the composition of planets outside of our solar system but could demonstrate evidence of water on those exoplanets.