Privacy Policy

Last updated: February 2026

1. Introduction

AstroDeck ("we", "our", "the Service") is operated by App Comin. This Privacy Policy explains how we collect, use, and protect information when you use our website.

2. Information We Collect

Location Data: With your permission, we use your browser's geolocation API to provide location-specific features such as ISS pass predictions, satellite visibility, and local solar irradiance data. Your location is processed locally in your browser and cached in your browser's localStorage. We do not store your location on our servers.

Usage Data: We may collect anonymous usage statistics through our hosting provider (Cloudflare Pages) to understand how the Service is used. This includes page views, browser type, and general geographic region.

No Account Data: AstroDeck does not require user registration. We do not collect names, email addresses, or other personal information.

3. How We Use Information

  • >To provide location-aware features (satellite passes, solar data)
  • >To improve the Service based on aggregated, anonymous usage patterns
  • >To display relevant astronomical data for your region

4. Third-Party Services

AstroDeck fetches data from the following external APIs. These services have their own privacy policies:

  • >NOAA Space Weather Prediction Center (swpc.noaa.gov)
  • >NASA APIs (api.nasa.gov, power.larc.nasa.gov)
  • >CelesTrak (celestrak.org)
  • >OpenStreetMap Nominatim (nominatim.openstreetmap.org) for reverse geocoding
  • >CARTO (basemaps.cartocdn.com) for map tiles

5. Cookies and Local Storage

AstroDeck uses browser localStorage to cache your preferences (such as unit system and location) for a better experience. We do not use tracking cookies or third-party advertising cookies. For detailed information about what we store and your choices, please see our Cookie Policy.

6. Data Security

AstroDeck is hosted on Cloudflare Pages with HTTPS encryption. Since we do not collect or store personal data on our servers, the risk of data breaches is minimal. Your location data stays in your browser.

7. Your Rights

You can revoke location permissions at any time through your browser settings. You can clear cached data by clearing your browser's localStorage for this site.

8. Contact

For privacy-related questions, contact us at appcomin.com/contact.