The study of exoplanets has matured considerably in the last 10 years. During this time, the majority of the over 4000 exoplanets currently known were discovered. It was also during this time that the process has started to shift from the discovery to characterization. What’s more, next-generation instruments will allow for studies that will reveal a great deal about the surfaces and atmospheres of exoplanets.
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Source: Phys.org