Kavli Affiliate: Laura Schaefer | First 5 Authors: Edwin S. Kite, Laura Schaefer, , , | Summary: Data suggest that most rocky exoplanets with orbital period $p$ $<$ 100 d ("hot" rocky exoplanets) formed as gas-rich sub-Neptunes that subsequently lost most of their envelopes, but whether these rocky exoplanets still have atmospheres is unknown. We […]