06-26-2015, 04:31 AM
This article might be interesting with respect to Phegethon
http://www.spitzer.caltech.edu/news/1772...Dead-Stars
If the planet has lost its primary atmosphere, it could gain a new one by outgassing and from the materail deposited on it by the dead star.
http://www.spitzer.caltech.edu/news/1772...Dead-Stars
If the planet has lost its primary atmosphere, it could gain a new one by outgassing and from the materail deposited on it by the dead star.