Only when it’s worth going out

Checking what this phone can do…

ISS passesWhen the station is bright and visible from your place Clear sky onlySkip passes when clouds would hide it (Open-Meteo forecast) SpacewalksWhen NASA goes live outside the station Meteor showers & eclipsesThe night before the peak Send a test alert

Choose what is worth a notification. Changes are saved at once.

• Checking the weather…

Aurora alertWhen the forecast reaches Kp 5 or more Your chance tonight and the full forecast ›

Kp 0–9 measures how stirred up Earth's magnetic field is. Higher means the aurora reaches further from the poles. "Kp you need" is a rough guide for your latitude (it differs a bit between Europe and America).