Go Outside &
Explore the Cosmos
Two powerful apps - one universe. GoSkyWatch Planetarium identifies stars, planets, and constellations in real time. GoSatWatch tracks live satellite passes including the ISS and Starlink directly overhead.
Navigate the Night Sky with a Single Touch
Never wonder again what shines above you. GoSkyWatch Planetarium identifies planets, stars, constellations, and deep-sky objects in real time - just point your iPhone at the sky.
Touchless Sky Navigation
Use the accelerometer for hands-free sky exploration. No buttons, no modes - just point and discover.
Constellation Artwork Overlay
The first app to overlay constellation imagery on star charts, revealing the mythical creatures hidden in the sky.
Red Light Night Vision Mode
Preserve your dark-adapted vision with the built-in red light mode - perfect for serious stargazers.
Track Every Satellite Overhead in Real Time
Know exactly when and where to look. GoSatWatch predicts visible satellite passes - including the ISS, Starlink, and hundreds more - with pinpoint accuracy for your location.
Live Orbital Tracking
Real-time world map view with orbit tracks. Touch any satellite to see its live trajectory and details.
Pass Predictions & Alerts
Get precise viewing times, directions, and sky-track displays. Set pass alert notifications so you never miss a flyover.
One-Touch Data Updates
Orbital data refreshes automatically. Includes 200+ satellites - fully customizable sets to match your interests.
Built for Real Sky Explorers
Every feature is designed with outdoor use in mind - fast, accurate, and easy to use whether you're in your backyard or at a dark-sky site.
GPS-powered calculations ensure accurate results for your exact position anywhere on Earth, in any hemisphere.
Purchase once and enjoy on all your iPhone and iPad devices. No double payments - one app, every screen.
Satellite orbital elements refresh automatically from NASA data sources for maximum prediction accuracy.
Red light interface preserves your dark-adapted vision during nighttime observation sessions.
Step forward or backward in time to preview upcoming satellite passes, eclipses, and planetary positions.
Set alerts for your favourite satellites. Never miss an ISS flyover or Starlink train again.
Start Exploring the Universe Tonight
Both apps are available now on the App Store. Join thousands of astronomy enthusiasts who explore the cosmos with GoSoftWorks tools every clear night.