Sergei Golyshev (AFK during workdays):
M57/NGC 6720, the Ring Nebula: Starfarer's guide to constellation Lyra
Sergei Golyshev (AFK during workdays):
M57 / NGC 6720, the Ring Nebula: meet the white dwarf!
Sergei Golyshev (AFK during workdays):
Splitting doubles #1: epsilon Lyrae
Sergei Golyshev (AFK during workdays):
Splitting doubles #1.1: epsilon Lyrae, addendum et erratum
Sergei Golyshev (AFK during workdays):
Got myself a star: Vega, alpha Lyrae
Sergei Golyshev (AFK during workdays):
M56 / NGC 6779, globular cluster: Filling the gaps