Amazing Universe Facts Collection App: OFFLINE: Learn facts about. Astrology, Space, Universe, Stars, Planets, Galaxies, Earth, Space Mission, Astronuat. Topics of Amazing Space(Universe) facts app are: (THE SUN AND THE PLANETS). Sun. Mercury. Venus. Earth. Mars. Jupiter. Saturn. Uranus. Moons. (MOONS Facts). Enceladus. Ariel. Callisto. Tital. Triton. Io. Rhea.