Asteria: Night Sky Explorer
Derk Vrijdag Education iPhoneiPadiPod touch
Asteria: Night Sky Explorer is a free Education app for iPhone and iPad by Derk Vrijdag. Rated 4.7/5 from 7 ratings. Requires iOS 15.0.
- Rating
- 4.7
- 7 ratings
- Price
- Free
- on the App Store
- Size
- 32 MB
- Age 4+
- Updated
- Aug 22
- 2026 · v0.1.8
Screenshots
About Asteria: Night Sky Explorer
Asteria - Star Map & Live Satellite Tracker by the makers of ISS Detector Track the August 28th partial Lunar Eclipse! Point your phone at the night sky and explore the cosmos in real time with Asteria! Whether you’re a casual stargazing enthusiast, an amateur astronomer, or a satellite tracker, Asteria brings a complete AR sky map directly to your screen. Using your device's GPS, compass, and gyroscope, Asteria aligns a stunning 3D star map with your view, showing you exactly what is above you. Day or night. (Note: Basic sky tracking, stars, planets, and space stations are free. Tracking advanced categories like Starlink satellite trains, bright satellites, comets, and meteor showers requires a Premium subscription.) FEATURES: - Real-Time AR Sky Map & Star Finder Point and identify! Discover stars, constellations, planets, comets, and satellites instantly. Toggle Augmented Reality (AR) mode to overlay space objects directly onto your physical surroundings. - Live Satellite Tracker & Space Station Finder Watch objects orbiting Earth in real-time. Track the International Space Station (ISS) and Tiangong for free. Upgrade to follow SpaceX Starlink trains, bright satellites, the Hubble Space Telescope, and amateur radio payloads. - Comets & Meteor Showers (Premium) Never miss a shooting star. Follow major meteor showers and bright comets for free, or unlock comets, meteor showers, and advanced magnitude filters for serious stargazing. - Interactive Night Sky Highlights Get a sky forecast visible from your exact coordinates tonight, this week, or this month. Plan your observation session around conjunctions, planetary oppositions, supermoons, and optimal dark sky windows. - Time Travel Sky Simulation Fast-forward or rewind time by minutes, hours, or days. Predict upcoming satellite passes, see where the ISS will be tonight, or preview planetary alignment hours in advance. - Red Dark Mode (Night Vision Protection) Preserve your night vision while stargazing! Toggle the red-themed dark mode to make nighttime stargazing comfortable for your eyes in pitch-black conditions. - Detailed Astronomical Info Tap a celestial object to view high-precision satellite pass data: altitude, azimuth, magnitude Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Ratings & reviews
4.7
7 ratings
App privacy
The developer, Derk Vrijdag, reported these privacy practices to Apple.
Data Not Linked to You
The following data, which may be collected but is not linked to your identity, may be used for the following purposes:
- Usage Data: Product Interaction
- Diagnostics: Crash Data
- Location: Precise Location, Coarse Location
Used for: Analytics, App Functionality
Alternatives to Asteria: Night Sky Explorer
Looking for apps like Asteria: Night Sky Explorer? Here are 6 similar apps on the App Store. The highest rated is Solar Walk 2 Ads+:The Universe (4.7/5), and all 6 are free to download.
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Sky Map: Night Sky & Stars
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Star Gazer & Night Sky Map
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Solar Walk Ads+:Planets System
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Satellite Tracker by Star Walk
4.6
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3D Solar System - Planets View
4.4
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Solar Walk 2 Ads+:The Universe
4.7
| App | Rating | Price | Last updated | Compare |
|---|---|---|---|---|
| Asteria: Night Sky Explorer | 4.7 / 5 (7 ratings) | Free | August 22, 2026 | |
| Sky Map: Night Sky & Stars | 4.5 / 5 (6) | Free | Oct 26, 2026 | Compare |
| Star Gazer & Night Sky Map | 4.6 / 5 (169) | Free | Apr 14, 2026 | Compare |
| Solar Walk Ads+:Planets System | 4.6 / 5 (9,856) | Free | May 6, 2026 | Compare |
| Satellite Tracker by Star Walk | 4.6 / 5 (70,363) | Free | Oct 16, 2026 | Compare |
| 3D Solar System - Planets View | 4.4 / 5 (1,738) | Free | Oct 30, 2026 | Compare |
| Solar Walk 2 Ads+:The Universe | 4.7 / 5 (6,833) | Free | Dec 28, 2023 | Compare |