CAMBRIDGE, Mass. — Astronomers have spotted a new kind of planet: a Neptune-sized world sitting scorchingly close to its star. It could be in the midst of transforming from a hot, puffy gas giant to a naked rocky core, astronomer James Jenkins reported July 29 at the TESS Science Conference at MIT.
https://www.sciencenews.org/article/nasa-tess-first-ultrahot-neptune-exoplanet