かぐやの宙（かぐやのそら）

Bring the beauty of the moon and starry sky right to your fingertips. This is the ultimate moon information app that shows realistic moon phases, lunar age, constellations, and the distance from Earth.

"Kaguya's Sky" is a top-of-the-line lunar information and astronomical simulation app that recreates the beauty of the moon and starry sky on your smartphone screen.

More than just checking the phases of the moon (lunar age), it provides an experience like looking through your own telescope, with accurate depiction of the moon's tilt and brightness derived from the position of the sun and the observer, and astronomically accurate rendering of the starry sky.

[Main Features and Characteristics]

◆ Beautiful, high-definition simulation of the moon and starry sky
・Realistic phases and craters: Accurately reproduces shadow boundaries and renders the moon's uneven texture with high quality.
・Dynamic changes in the sky: The background sky color changes seamlessly from sunrise, sunset, twilight, day, to night.
・Realistic twinkling of stars: Includes data on real stars and constellation lines. Enjoy a slowly twinkling starry sky.

◆ Comprehensive Celestial and Lunar Data Display
・Basic Data: Lunar phase, illumination ratio (%), lunar calendar (approximate), tidal influence rank
・Position and Distance: Precise distance from Earth (km), apparent size classification (extra large, large, normal, small)
・Observation Information: Moonrise/moonset times, right ascension/declination, constellation
・Future Moon: Precise countdown to the next full moon and new moon

◆ Intuitive and Smooth Operation
・Time Travel (Swipe Operation): Simply swipe the screen left or right to smoothly simulate the past and future states of the moon.
・Time-Lapse Playback: Press the play button to enjoy a dramatic time-travel experience of the moon's phases and the starry sky.
・Calendar Function: Select a date from a calendar with a mini-moon phase display, showing the moon's size for each day at a glance.

◆ Wallpaper Mode
・Even with your preferred background wallpaper set, it features a natural and beautiful overlay function that makes the moon's patterns and craters blend seamlessly with the night sky.


【Recommended for those who:】 ・Enjoy gazing at the moon, the night sky, and stargazing ・Pay attention to tides (tide graphs) for fishing and outdoor activities ・Want to live a life mindful of the phases of the moon and the lunar calendar ・Are looking for a relaxing and sophisticatedly designed app

Tonight, looking up at the sky will be even more enjoyable. Why not take a journey into the mystical world of the moon with "Kaguya's Sky"?