8月5日的Skywheel应用程序分析

Skywheel is a simple map of the sky that shows at a glance the positions of the sun, moon and planets at your current location. The top half of the wheel shows the sky above the horizon; the bottom half shows the sky below the horizon. The bodies of the solar system shown on the wheel include: - The Sun - The Moon - Mercury - Venus - Mars - Jupiter - Saturn - Uranus - Neptune - Pluto More exact position data can be found on the Details List screen, such as:: - Distance from Earth - Apparent Diameter - Compass Bearing - Azimuth - Altitude - Right Ascension - Declination - Celestial longitude and latitude The times of upcoming phenomena are shown on the Events screen, including: - Sun Rise - Sun Set - Moon Rise - Moon Set - Moon Phases - Equinoxes - Solstices - Eclipses Change the place and time to view historic or future skies. Perfect for the armchair astronomer in the family.