Why are there so few ‘sizzling Neptune’ exoplanets?

Why are there so few ‘hot Neptune’ exoplanets?

Warm Neptune-size exoplanets should not practically as frequent as super-Earths or sizzling Jupiters — and we at the moment are nearer to discovering out why.

Our galaxy apparently has a dearth of Neptune-size worlds that orbit near their host stars — one thing astronomers time period the  “hot Neptune desert.” This is a little bit of an enigma.  Scientists from the University of Geneva (UNIGE) and the National Centre of Competence in Research (NCCR) PlanetS in Switzerland, who’re concerned within the Desert-Rim Exoplanets Atmosphere and Migration (DREAM) program, investigated the absence of those Neptune-mass exoplanets additional by merging two present strategies.

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