Description
Visualize the Starlink Train, track the ISS flyby, and explore thousands of satellites in real time.
SpaceSight24 is a professional satellite tracker that turns your phone into a precision sky map for anyone and everyone who is curious to know what's above them. From spotting the famous Starlink “string of lights”, International Space Station (ISS), to exploring emerging cloud-connected and advanced computing satellites, SpaceSight24 makes space data visible, accurate, and understandable.
KEY FEATURES
Starlink Train & ISS Spotter
The Starlink Train Phenomenon: Visualize clustered Starlink satellites before they disperse into individual orbits
Flyby Alerts: Get notified for ISS, Tiangong, and bright passes visible to the naked eye
AR Sky View: Point your device at the sky to instantly identify satellites, stars, and moving objects
Track Next-Generation & Cloud-Based Satellites
Emerging Missions: Explore modern satellite constellations, including cloud-connected and advanced computing payloads often referred to as “AI satellites”
Launch Radar: See where recent SpaceX and commercial missions are located right now
Orbit Context: Understand how newer satellites differ from traditional communication payloads
Pro Radio Tools (SatNOGS & Doppler)
Ham Radio Dashboard: Real-time Doppler shift calculations for accurate tuning
Transmitter Information: Downlink/uplink frequencies with modulation details
SatNOGS Integration: Access the world’s largest database of satellite transmissions
Space Weather: Monitor solar activity affecting radio propagation and reception. Whether you’re an astronomy enthusiast, Ham Radio operator, or simply curious about the night sky, SpaceSight24 gives you powerful tools—built with a privacy-first and offline-ready design.
3D Globe, Radar & Time Travel
3D Globe & Radar: Track 12,000+ satellites on interactive maps relative to your location
Time Travel: Simulate future or past passes to plan your stargazing sessions
Satellite’s Eye View: Visualize what satellites see when looking down at Earth
Debris Map: Explore rocket bodies and orbital debris fields
Privacy-First & Offline-Ready
Offline Use: Core calculations continue to work without an internet connection
No Account Required: Start tracking instantly
No Ads. No Data Selling.
Why SpaceSight24?
Most apps show dots. SpaceSight24 shows the data behind them.
Subscription Information
Subscriptions auto-renew unless canceled at least 24 hours before the renewal date.
Manage subscriptions in iOS Settings > Apple ID > Subscriptions.
Privacy Policy:
https://pixeltoproduct.io/spacesight24/privacy-policy.html
Terms of Use (EULA):
https://pixeltoproduct.io/spacesight24/terms-of-service.html
Built by a passionate solo developer, the app focuses on accuracy, performance, and clarity for skywatchers who want more than a basic tracker.
What's new (v2.2.3)
Starlink Train Tracking
Track spectacular Starlink satellite trains as they light up the night sky! See multiple satellites in formation during their deployment phase with detailed pass predictions.
Starlink Events Card
Never miss a train pass! A new dedicated events card on your home screen displays upcoming Starlink train passes, along with viewing quality ratings and optimal viewing times.
Starcloud-1
Added Starcloud-1, a groundbreaking satellite that carries the first NVIDIA H100 GPU into orbit
Enhanced Train Details
Interactive train detail screens with:
• AR guidance to align with train paths
• Interactive sky charts
• Detailed pass timelines with rise, peak, and set times
• Comprehensive viewing instructions
• Calendar export and notifications (Pro)
Improved Responsive Design
Better support for all device sizes from small phones to large iPads with optimized layouts, font scaling, and touch targets.
Bug Fixes & Improvements
• Fixed notification dialogs for premium features
• Improved category chip sizing on smaller devices
• Enhanced visual indicators for scrollable content
• General performance improvements