Astronomers have found an exoplanet that could serve as a benchmark in future studies. It's a rocky planet orbiting an M-type star, and though these planets are plentiful, this one could serve as a benchmark for understanding other M-dwarf exoplanets and their atmospheres. According to the authors o f a new study, this new exoplanet could serve as "a reference system for highly irradiated rocky planets." ...read more read less