Why are there so few 'hot Neptune' exoplanets?

There's apparently a dearth of close-orbiting Neptune-size planets in our galaxy, and two observation techniques are starting to explain why.

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Feb 17, 2023 - 21:00
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Why are there so few 'hot Neptune' exoplanets?
There's apparently a dearth of close-orbiting Neptune-size planets in our galaxy, and two observation techniques are starting to explain why.