Cookie Policy

1What is a cookie?

A cookie is a small text file stored on your device (computer, smartphone, tablet) when you visit a website. It allows the site to remember information about your visit and preferences.

2Cookies used on Celestar

2.1 Strictly necessary cookies

These cookies are essential for the website to function and cannot be disabled.

• Authentication session: keeps you logged in (Supabase)
• Security: protection against CSRF attacks
• Preferences: remembers your choices (theme, language)

Retention: session or up to 30 days

2.2 Analytics cookies

These cookies help us understand how you use our site so we can improve it. They are only placed with your consent.

• Google Analytics: anonymous visit statistics (pages viewed, duration, navigation)
• Microsoft Clarity: session recordings and heatmaps to improve UX

Retention: up to 12 months

2.3 Third-party cookies

Third-party services may also set cookies:

• Supabase: authentication and session management
• Google OAuth: sign in with Google (optional)
• Cloudflare Turnstile: bot protection on forms
• Google Analytics: audience analysis
• Microsoft Clarity: behavioural analytics

3Managing your cookies

3.1 Via your browser

You can configure your browser to:

• Accept or refuse all cookies
• Be notified before a cookie is stored
• Delete existing cookies

Browser settings:

• Chrome: Settings → Privacy and security → Cookies
• Firefox: Options → Privacy & Security → Cookies
• Safari: Preferences → Privacy → Cookies
• Edge: Settings → Privacy → Cookies

3.2 Via our cookie banner

You can update your cookie preferences at any time by clicking the 🍪 button in the bottom-left corner of the page.

3.3 Opt out of Google Analytics

You can disable Google Analytics without affecting site functionality by installing the Google Analytics Opt-out browser add-on.

4Cookies and personal data

Some cookies may contain personal data (session identifier, preferences). This data is processed in accordance with our Privacy Policy.

5Consent

In accordance with the GDPR and ePrivacy Directive, we obtain your consent before placing non-essential cookies (analytics). You may withdraw your consent at any time by updating your preferences via the 🍪 button or your browser settings.

6Detailed cookie list

7Policy updates

This Cookie Policy may be updated from time to time. We encourage you to review it periodically.

8Contact

For any questions regarding cookies: