Info
Controls
Earth Simulator
An interactive globe with a geodetic grid, sun/moon subpoints, and user-defined markers.
Plot two custom lat/lon points with highlight rings.
Inspect subsolar and sublunar points with day-side visibility overlays.
Scrub date/time or jump by sidereal days to animate footprints.
Toggle Sun/Moon overlays and view numeric subpoint readouts.
Enable sun-synchronous camera to track the subsolar point.
Use terminator view to stay centered on the dawn/dusk line.
Show twilight bands with a configurable sun-below-horizon angle.
Time & Animation
Date/Time (UTC)
Now
-1 sidereal day
+1 sidereal day
-1 day
+1 day
-1 hr
+1 hr
-10 min
+10 min
Sun & Moon
Sun visibility
Moon visibility
Mean Sun (no tilt)
Camera
Geosync
Sun-sync
Dawn
Dusk
Twilight Band
Twilight limit (deg below horizon):
6 deg
Points
Point A (lat, lon)
•
Point B (lat, lon)
•
Plot points
Clear
Sun & Moon Data