Useful links
Timeanddate.com
Sunrise and Sunset Calculator
Moonrise and Moonset Calculator
Moon Phases Lunar Calendar
Spaceweather.com
Spaceweatherlive.com
Echtzeit Polarlichtaktivitat - DE
Current auroral activity
Aurora forecast
Moon phases
Solarham.net
3 Day Geomagnetic and Aurora Forecast
Youtube
Aurorasaurus
Space Weather Prediction Center - NOAA
Tromsø Geophysical Observatory
Current activity in Tromsø
Map of observatories
theusner.eu
Helioforecast.space
polarlicht-vorhersage.de
Tromsø Geophysical Observatory
Current observed activity - Tromsø
Long term observed activity
Space Weather Prediction Center - NOAA
Current Geomagnetic Overview
Kp Index (Click for latest) |  K-Indices |
 A-Indices |  Aurora Forecast |
Geospace Geomagnetic Activity Plot - 24 hours
Geospace Geomagnetic Activity Plot - 3 hours
Sunspot regions
SDO
ENLIL density (CME forecast)
