Star Path Viewer

Trace a star in the ancient or future sky.

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Key Features

Across the Ages

Covers a wide range of querying dates from 3001 BCE to 3000 CE.

Twilight Stages

Marks the times and star positions of rising, setting, transit, and twilights.

Multiple Calendars

Supports Gregorian & Julian calendars. Displays available Chinese calender.

Equinoxes and Solstices

Easily queries equinox and solstice dates by a given year and location.