Best Next Full Moon Alternatives ranked by AI · updated Aug 2026

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Next Full Moon is a website that shows the timing of upcoming full moons for people tracking lunar events and calendars. Its standout capability is a simple countdown and date-focused view requiring no installation.

Developer: Next Full Moon Price: Free 🎯 nextfullmoon.org

astronomy stargazing moon phases lunar calendar

Top 6 Next Full Moon alternatives

Timeanddate

Timeanddate.com AS

💡 Pick it for location-specific moonrise, moonset, eclipse, and calendar data beyond a simple full-moon countdown.

Timeanddate provides world clocks, time-zone conversions, calendars, and daylight-saving information. It serves travelers, businesses, researchers, and anyone needing authoritative date and time...

Pros

More comprehensive time-zone and daylight-saving data than Easy Timezones
Includes historical, calendar, and astronomical time tools
Widely used and available without an account

Cons

More cluttered interface than Easy Timezones
Less focused on quick team meeting selection
Advertising can make the experience feel heavier

Free

Alternatives to Timeanddate → Visit site

Stellarium

💡 Pick it for a detailed interactive sky simulation instead of a lightweight full-moon date display.

Stellarium is a free open-source planetarium software that shows a realistic sky in 3D, just like what you see with the naked...

Free

Alternatives to Stellarium → Visit site

In-The-Sky.org

Dominic Ford

💡 Pick it for a comprehensive observing calendar that covers the Moon alongside planets, eclipses, and other events.

In-The-Sky.org is a broad astronomy planning website covering celestial events, objects, and visible satellite passes. It serves amateur astronomers who want satellite...

Pros

Combines satellite predictions with a much broader astronomy calendar
Provides observing charts and event information in one service
Useful for planning satellite viewing alongside other celestial events

Cons

Satellite tracking is less central than on Heavens-Above or N2YO
More complex navigation for users seeking only a satellite pass
Visual satellite experience is less immediate

Free

Alternatives to In-The-Sky.org → Visit site

Sky Tonight

Vito Technology

💡 Pick it for an interactive mobile sky map and observing reminders rather than a basic web countdown.

Sky Tonight is a mobile stargazing guide that identifies stars, planets, constellations, and satellites using an interactive sky map. It is built...

Pros

Makes identifying objects in the sky easier than the NASA App
Includes augmented-reality sky viewing, event calendars, and visibility forecasts
Offers a more focused experience for local stargazing

Cons

Has substantially less NASA news and mission reporting
Many advanced features require a purchase or subscription
Less suitable for following long-running NASA programs

Freemium, paid upgrades

Alternatives to Sky Tonight → Visit site

Moon Giant

💡 Pick it for a free visual lunar calendar with more phase detail while keeping the simplicity of Next Full Moon.

Moon Giant is a free website that displays current and upcoming lunar phases, calendars, and moon-related information for casual observers. Its standout...

Pros

Simple browser-based lunar calendar
More phase information than a single full-moon countdown
Free without an account

Cons

Less comprehensive than Timeanddate for local rise and set times
Interface is more dated than modern astronomy apps
Limited broader sky-event coverage

Free

Alternatives to Moon Giant → Visit site

Sky & Telescope

💡 Pick it for expert lunar observing advice and astronomy coverage, not just the next full-moon date.

Sky & Telescope offers lunar phase information, observing guidance, and astronomy resources for hobbyists who want context around upcoming celestial events. Its...