The Evolutionary Track of H/He Envelopes of the Observed Population of Sub-Neptunes and Super-Earths

• Published in: The Astrophysical journal Vol. 898; no. 2; pp. 104 - 109
• Main Authors: Estrela, Raissa, Swain, Mark R., Gupta, Akash, Sotin, Christophe, Valio, Adriana
• Format: Journal Article
• Language: English
• Published: Philadelphia The American Astronomical Society 01.08.2020; IOP Publishing
• Subjects: Astrophysics; Envelopes; Exoplanet atmospheres; Exoplanet structure; Exoplanets; Extrasolar planets; Extrasolar rocky planets; Mini Neptunes; Planetary evolution; Planetary mass; Planets; Stellar planets; Terrestrial planets

The observational detection of a localized reduction in the small planet occurrence rate, sometimes termed a "gap," is an exciting discovery because of the implications for planet evolutionary history. This gap appears to define a transition region in which sub-Neptune planets are believed...