Sun altitude = 0°
Sun azimuth = 0°
Moon altitude = 0°
Moon azimuth = 0°
Date:
Time:
Help
Keyboard Shortcuts
- Space - Play/Pause time simulation
- L - Double simulation speed
- J - Halve simulation speed
- K - Reverse time direction
Controls
Time Control
- Time Reset - Set the date and time to reset to. Use Z suffix for UTC (e.g., "2024-01-01T12:00:00Z"), otherwise local time zone is used
- Reset Time - Reset to the specified date/time
- Play/Pause - Start or stop time simulation
- Speed - Control how fast time progresses (negative = backwards)
Sharing
- Copy Link - Copy a URL for quick access to current date, time, and observer position.
Observer Position
- Latitude - Observer's latitude (-90° to 90°)
- Longitude - Observer's longitude (-180° to 180°)
- Height - Observer's height above sea level in kilometers
View Options
- Earth - Focus camera on Earth
- Moon - Focus camera on Moon
- Sun - Focus camera on Sun
Interaction
- Double-click on Earth - Set observer position to clicked location
- Mouse drag on external view - Rotate external camera around target
- Mouse drag on Observer view - Look around from observer's perspective
- Scroll wheel on external view - Move camera toward/away from target
- Scroll wheel on Observer view - Zoom in/out (change field of view)
Display Information
- Sun/Moon altitude/azimuth - Current positions from observer's location
- Observer view labels - Current camera orientation and field of view
- Date/Time - Current simulation time