Caelum: Spatial Planetarium

Turn your room into a boundless universe. Experience the ultimate Spatial Planetarium. Travel through time, explore planets & rediscover the night sky in immersive 3D.

Experience the Cosmos like never before on Apple Vision Pro. Caelum is not just a star map; it is a fully immersive Spatial Planetarium designed exclusively for visionOS. Transform your living room, bedroom, or office into a personal observatory. Step away from flat screens and surround yourself with the breathtaking beauty of the universe. Whether you are an astronomy enthusiast, a student learning orbital mechanics, or simply looking for a moment of awe and relaxation, Caelum transforms your physical space into a window to the stars. SPATIAL STARGAZING The night sky is no longer above you—it is all around you. Caelum renders thousands of stars, constellations, and the Milky Way with stunning accuracy, positioning them perfectly in your 3D environment using the power of Spatial Computing. • Room-Scale Universe: Walk around the solar system, lean in to inspect the geometry of constellations, and experience the true scale of the universe. • Seamless Immersion: Using Passthrough technology, stars blend naturally with your room, or you can rotate the Digital Crown to transport yourself into deep space with full immersion modes. • Zodiac: Identify sky patterns instantly. From the hunter Orion to the Great Bear (Ursa Major), clear lines connect the stars, making celestial navigation intuitive. TIME TRAVEL The universe is in constant motion—control it with a gesture. • Precision Time Control: Use the intuitive slider to fast-forward days, months, or years. Watch the dance of the planets and the rotation of the celestial sphere at accelerated speeds. • Historic & Future Events: Jump to specific dates. See how the sky looked on your birthday, witness a solar eclipse, or view the planetary alignment of 2040. ACCURATE & DETAILED Powered by precise astronomical algorithms (SwiftAA) and high-fidelity rendering (RealityKit). • Solar System: Accurate real-time positions of the Sun, Moon, and all major planets: Mercury, Venus, Mars, Jupiter, Saturn, Uranus, and Neptune. • Deep Sky Objects (DSO): Discover galaxies, nebulae, and star clusters hidden in the depths of space. locate the Andromeda Galaxy, the Pleiades, or the Orion Nebula placed correctly in the celestial sphere. • Location Aware: The sky auto-aligns with your GPS location. Alternatively, perform a manual "teleport" to London, Tokyo, New York, or Paris to see the sky from the other side of the world. IMMERSIVE ATMOSPHERE Designed to be a meditative experience that takes full advantage of the Vision Pro’s micro-OLED displays. • Night Vibe: Realistic star glow, accurate spectral colors (from blue giants to red dwarfs), and a high-resolution Milky Way backdrop. • Spatial Audio: An ambient soundscape enhances the feeling of floating in space. The audio reacts to your environment, creating a soothing atmosphere perfect for mindfulness and meditation after a long day. • Native visionOS Design: Beautiful glass windows, interactive ornaments, and gaze-driven controls make navigation magical. Simply look at a star and tap your fingers to reveal its secrets. EDUCATION & DISCOVERY Caelum is the ultimate tool for STEM education, teachers, and students. • Visual Learning: Understand complex concepts like the ecliptic plane, azimuth, and orbital periods. • Astrophysical Data: Tap any object to reveal a data card including Magnitude, Spectral Type, Right Ascension (RA), Declination (Dec), and Distance from Earth in parsecs/light-years. FULL EXPERIENCE Caelum offers a generous free experience, but true explorers can unlock Pro to access: • Unlimited Time Travel: Go as far into the past or future as you wish. • Deep Sky Objects Database: Access the full catalog of Messier objects with visualizations. • 3D Planet Models: (Coming Soon) Interactive close-up inspections of planetary surfaces and rotations. Rediscover your sense of wonder. Download Caelum today and hold the universe in your hands. Terms of Use: https://type.link/momentarium/legal Privacy Policy: https://type.link/momentarium/legal