Explore the universe from the palm of your hand. InstaSky is a real-time sky map that transforms your phone into a powerful planetarium — point your device at the sky and instantly identify stars, planets, constellations, galaxies, comets, and more.(Completely Free ✅💯)
✦ 132,000+ CELESTIAL OBJECTS
⭐ 119,600+ Stars · 🌌 12,500+ Deep Sky Objects · ⭕ 88 Constellations
☀️ Sun, Moon & 7 Planets · ☄️ 10 Comets · 🪨 10 Asteroids · 💫 10 Meteor Showers
✦ REAL-TIME SKY TRACKING
Using your device's GPS and motion sensors, InstaSky calculates exactly what's above you right now. The sky moves naturally as you move your phone — just point and discover. Works anywhere on Earth, day or night.
✦ TAP TO EXPLORE
Tap any star, planet, galaxy, or nebula to see detailed information — name, magnitude, distance, coordinates, constellation, and more. Every object in the sky is interactive.
✦ DEEP SKY OBJECTS
Explore galaxies, nebulae, star clusters, and more — all 110 Messier objects and thousands of NGC/IC objects. Each object is rendered with its correct astronomical symbol and can be tapped for full details.
✦ SOLAR SYSTEM
Track the Sun, Moon, and all planets from Mercury to Neptune. See the Moon's current phase, planet brightness, angular size, and distance — all calculated in real time.
✦ COMETS, ASTEROIDS & METEOR SHOWERS
Follow famous comets like Halley, Hale-Bopp, and NEOWISE. Track asteroids and dwarf planets including Ceres, Vesta, and Eris. See active meteor shower radiants with animated streaks — know exactly when and where to look during the Perseids, Geminids, and more.
✦ CONSTELLATION MAPS
View all 88 constellation patterns, names, and official boundary lines. Tap any constellation for details. A built-in lookup tells you which constellation any point in the sky belongs to.
✦ POWERFUL SEARCH
Search across all catalogs with category tabs: Stars, Deep Sky Objects, Planets, Constellations, Meteor Showers, and Minor Bodies. Browse by subcategory — Named Stars, Variable Stars, Galaxies, Messier Objects, and more.
✦ TIME TRAVEL
Explore the sky at any date and time — past or future. Watch planets move, see how constellations shift across seasons, or find when a meteor shower peaks.
✦ 12 CUSTOMIZABLE LAYERS
Toggle layers independently: Stars, Constellations, Deep Sky Objects, Planets, Comets & Asteroids, Meteor Showers, Coordinate Grid, Ecliptic, Constellation Boundaries, Labels, Compass, and Sky gradient.
✦ SKY THEMES & NIGHT VISION
Choose between Sky, Day, and Night color modes. Activate Night Vision for a red-tinted display that preserves your dark adaptation during stargazing.
✦ FAVORITES & SKY GUIDE
Save your favorite objects for quick access. Use the built-in Sky Guide to learn about what's visible tonight.
✦ WORKS OFFLINE
All star catalogs and data are bundled with the app. No internet needed — just step outside and explore.
PERMISSIONS
• Location — determines which objects are visible from your position. Processed on-device only, never shared.
• Camera — optional AR overlay. Never recorded or transmitted.
• Sensors — accelerometer, gyroscope, magnetometer detect where your device is pointing. All on-device.
No analytics. No tracking. No ads. Your sky, your privacy.
Download InstaSky and discover what's above you tonight.