he Crescent Nebula, NGC 6888 is an emission nebula 5000 ly away, lit by a Wolf-Rayet star's stellar wind.
The brightest star above it is the Revenant of the Swan, a Hyper Giant blue variable,
Mass=37 suns,
Luminosity=610,000 suns!
C8 Hyperstar ASI294MC pro Sharpcap pro SIRIL
🔭#astrophotography