ForeSky Astro

JPSousa

In-app purchases

About this app

ForeSky Astro is the ultimate astronomy companion for stargazers, astrophotographers, and telescope owners. Know exactly when to observe, what to look at, and how good the sky will be — all in one
beautifully designed app.

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🌟 SMART ASTRONOMY FORECAST
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Get a 7-night astronomy forecast tailored specifically for observing — not just generic weather. ForeSky Astro combines seeing, transparency, cloud cover, humidity, and dew risk into a single clear quality
rating: Bad → Poor → Fair → Good → Excellent. No more guessing whether tonight is worth setting up the scope.

• Atmospheric seeing & transparency ratings
• Cloud cover (total, low, mid, high layers)
• Dew & frost risk alerts
• Wind speed & humidity
• Bortle light pollution class for your location (1–9 scale)
• Hourly timeline with a visual scrollable strip
• Night-by-night breakdown with composite scores

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🔭 TONIGHT'S SKY — WHAT TO OBSERVE
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Never run out of targets. Browse deep sky objects from the Messier catalog, organised by difficulty — perfect for beginners and seasoned observers alike.

• Galaxies, nebulae, star clusters & more
• Altitude charts showing object visibility throughout the night
• Best viewing window, peak altitude, and rise/set times
• Thumbnail images and Wikipedia links for every object
• Planet visibility with magnitude, altitude, and best times
• ISS visible passes for the next 5 days

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🌌 LIVE SKY MAP (AR MODE)
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Point your phone at the sky and see what's up there. ForeSky Astro's built-in Sky Map uses your device sensors and live camera overlay to show stars, planets, and DSOs in real time.

• Augmented reality camera overlay
• Real-time orientation using device sensors
• Tap objects to view details
• Navigate directly from a DSO card to its sky position
• Cardinal direction labels and altitude grid

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🌠 ASTRONOMICAL EVENTS
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Never miss a celestial event. The Events tab keeps you informed about everything happening in the sky.

• Solar and lunar eclipses
• Meteor showers
• Planetary conjunctions and oppositions
• Comet visibility windows
• Asteroid close approaches (with hazard status, miss distance & velocity)
• Aurora forecast with live Kp index, solar wind data, and NOAA imagery
• NASA Astronomy Picture of the Day (APOD)

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🔴 NIGHT VISION MODE
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Protect your dark-adapted eyes. One tap switches the entire app to a red-only display, preserving your night vision while you observe.

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📡 TELESCOPE MOUNT CONTROL
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Own a Sky-Watcher GoTo mount? Connect to your mount over Wi-Fi and send GoTo commands directly from a DSO card. Includes directional nudge controls with three speed modes, slew status, and safety alerts for
targets below the horizon or near the zenith.

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📍 FLEXIBLE LOCATION PICKER
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Use your GPS location, search for any city in the world, or drop a pin anywhere on an interactive OpenStreetMap. All forecasts and sky data update instantly.

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🔔 SMART ALERTS
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• Aurora alerts at your chosen Kp threshold (G1–G4)
• Tonight's observing conditions summary
• Upcoming event reminders

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✅ FREE & AD-FREE
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ForeSky Astro is free to use with no ads. Optional tips help keep it that way and support future development.

Clear skies! 🌙

What’s new

Bug fixes and performance improvements.