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When you are curious about space, SpaceGuard

SpaceGuard is a space information app that allows you to view near-Earth asteroids, meteorite impact records, and satellite orbit information at a glance, based on public data from NASA and Celestrak.

✨ Key Features

🔭 Near-Earth Asteroid (NEO) Information

Utilizing NASA's NeoWs data, you can check detailed information such as the size, speed, and distance of asteroids currently approaching Earth.

🔔 Asteroid Approach Alert Notifications

If you set your desired distance threshold, you will be notified when an asteroid approaches closer than that threshold. Notification settings are automatically restored even if you restart your device.

☄️ Meteorite Impact Map

Visually explore meteorite impact sites around the world on a map. See for yourself where, when, and what kind of meteorites fell.

🛰 Satellite Orbit Information

Provides satellite orbit information utilizing Celestrak's TLE (Triple Edge) data. 📸 Voyager Photos

You can view space photos taken by NASA's Voyager spacecraft.

📶 Offline Support

Once loaded, asteroid and meteorite data is saved on your device, allowing you to quickly access it again even without an internet connection.

👨‍🚀 Recommended for:

- Anyone interested in space and astronomy

- Those who want to receive real-time updates on near-Earth objects

- Students and educators who need reliable space data for learning materials

Experience the movements of the universe up close with SpaceGuard. 🚀

※ This app uses public data from NASA Open APIs and Celestrak, and there is no official affiliation with these organizations.