Sponsor of the Day:
Jerkmate
https://astro-apps.org/BrightStarsHRD/index.html
HdA-AstroApp - BrightStarsHRD
hda astroapp
https://astro-apps.org/FilterWheel/index.html
HdA-AstroApp - FilterWheel
hda astroapp
https://astro-apps.org/ApparentPlanetMotion/index.html
HdA-AstroApp - Apparent Planet Motion
hda astroappapparentplanetmotion