Discovery of a planetary nebula surrounding the symbiotic star DT Serpentis
We report the discovery of a planetary nebula centered on the poorly studied symbiotic binary star DT Ser. In a few other symbiotic stars spatially resolved nebulae have been discovered as well, but only one of them probably is a genuine planetary nebula, while the others are likely to originate in complex mass-ejection episodes from the
Munari, U. et al.
Fecha de publicación:
10
2013