Portable Planetarium Voyage

By Masaya Nagaoka on AppTrack Ninja.

Planetarium inside and outside

The planetarium is based on the HIP (Hipparcos star chart) and displays stars of 5th magnitude or higher (1465 stars), names of famous stars, and lines and names of constellations. The movements of the planets are also reproduced and lines are drawn on the trajectories of their movements. When the application is launched, an earth model is placed 100 centimeters in front of the device, based on the device's position. A celestial sphere with a radius of 100 cm is placed based on the earth model, and stars and planets are placed on the celestial sphere. The radius of the celestial sphere can be…

Categories: Education, Entertainment

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