Rife with hype, exoplanet study needs patience and refinement

Despite many trumpeted results, few 'hard facts' about exoplanet atmospheres have actually been collected, and most of these data are of 'marginal utility,' according to a review of exoplanet research by an astrophysicist. The dominant methods for studying exoplanet atmospheres are not intended for planets trillions of miles from Earth. Instead, the future of exoplanet study should focus on the more difficult but comprehensive method of spectrometry.

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