AndroidCelestia
The premium Open Source alternative to Star Walk 2
🎯 Best for:Users needing a scientifically accurate, ad-free space exploration tool on mobile.
What is AndroidCelestia?
Replaces commercial star-gazing apps with a real-time 3D space simulation for Android devices. It utilizes accurate astronomical data to render celestial bodies and orbital mechanics in a mobile-optimized environment.
Tech Stack
KotlinPhysics & Astronomy
Why AndroidCelestia?
- • Real-time 3D rendering
- • No tracking or advertisements
- • High-fidelity astronomical data
Limitations
- • High GPU requirements
- • Large installation size
- • UI can be complex for casual users
3/29/2026
Last Update
16
Forks
5
Issues
GPL-2.0
License
Financial Leak Detected
Stop the "SaaS Tax"
Your team could be burning cash. Switching to AndroidCelestia instantly boosts your runway.
Competitor Cost
-$1,440
/ year (est. based on Star Walk 2)
Self-Hosted
$0
/ year
Team Size10 Users
150+
SAVE 100%