Assertion: moon's surface | /r/HasProperty | major feature names
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text: The excellent Phases of the Moon app, in free and paid pro versions (which are ad-free) for Android, is a full-featured app that presents the phase on any date, a zoomable map of the surface that includes Apollo landing sites and major feature names, a monthly moon phase calendar, and a feature that lets you tap to jump to the next full or new moon dates.