Astrowetter aktuell
| Meteo Blue | http://www.meteoblue.com |
| Sat24 | www.sat24.com/de |
| spaceweather | http://www.spaceweather.com/ |
| Calsky | www.calsky.de |
| Wetterspiegel | http://www.wetterspiegel.de |
Astrosoftware
| Stellarium | http://www.stellarium.org/de/ |
| Gradient X Terminator | http://www.rc-astro.com/resources/GradientXTerminator/ |
| Giotto | http://www.giotto-software.de/ |
| Registax | http://www.astronomie.be/registax/ |
| Cartes du ciel | http://www.ap-i.net/skychart/en/download |