What is astronomy in Apple's mobile phone?

Astrophotographic model. Astronomy in Apple's mobile phone is a mode in its own camera. As long as the user points the camera at the sky, the system will automatically switch to the astrophotography mode when the star or moon is detected. Astrography photographs constellations, the moon, the sun, etc. And astrophotography is a special photography technology, which can record all kinds of celestial bodies and phenomena, such as the moon, planets and even distant deep space celestial bodies. Celestial photography does not have to be taken at night, but some special astronomical phenomena, such as solar eclipse, need to be taken during the day.