Lunar Tracker — Your Pocket Guide to Moon Phases and Eclipses

Lunar Tracker: Real-Time Moon Phase & Rise/Set Alerts

What it is

• Mobile/web app that shows the current moon phase and live rise/set times, with push/desktop alerts.

Key features

• Real-time moon phase display (new, waxing, full, waning) and percent illumination.
• Localized moonrise and moonset times using device location.
• Custom alerts for upcoming moonrise, moonset, and phase changes.
• Interactive moon calendar and month-by-month phase visualization.
• Simple night-sky overlay showing moon position on a map or compass.
• Widgets and quick-access notifications for on-the-go checks.
• Exportable observation logs (CSV) and photo shoot planning notes.

Who it’s for

• Amateur astronomers and stargazers.
• Astrophotographers planning shoots around illumination.
• Fishermen and coastal users who track nocturnal light/tide timing.
• Anyone curious about the Moon’s schedule.

Benefits

• Plan outdoor/night activities with accurate local times.
• Improve photo planning by knowing exact illumination and timing.
• Reduce missed observation opportunities with timely alerts.

Technical notes (assumed defaults)

• Uses device location (GPS/IP) for local times.
• Calculates phases from standard astronomical algorithms (e.g., Meeus).
• Option to toggle time format (⁄₂₄) and units.

Example alert copy

• “Moonrise in 30 minutes — 78% illuminated (Waxing Gibbous).”
• “Full Moon tonight at 21:12 local time — set camera settings now.”

Possible monetization

• Free tier with basic alerts + ads.
• Pro subscription: custom alerts, widgets, exportable logs, offline mode.