Orbiting Sky

A new window onto Sky & Earth.

• See the sky above an interactive map, with full-screen Sun, Moon and horizon observations.
• Designed for iPhone Duo: fold along the horizontal hinge to place the sky upright and the map on your desk.

See the sky’s rhythm on the map.

Orbiting Sky turns any place and time into a clear, interactive view of daylight, moonlight, shadows, twilight, and eclipses. Move across the map, travel through time, and watch the geometry of the Sun and Moon change instantly.

EXPLORE DAYLIGHT
• See the moving day-and-night boundary
• Distinguish civil, nautical, and astronomical twilight
• Follow the subsolar point around Earth
• Show sunlight and moonlight direction vectors

UNDERSTAND YOUR SKY
• View Sun and Moon elevation and true-north azimuth
• Trace projected daily arcs above the local horizon
• Estimate the direction and length of a vertical object’s shadow
• Inspect lunar phase and illumination

DISCOVER ECLIPSES
• Browse solar and lunar eclipses visible from the selected location
• Filter partial, annular, total, penumbral, and lunar events
• Jump directly to each event’s local maximum
• Visualize eclipse shadows on the world map

CONTROL TIME
• Choose any date and time
• Play time forward or backward at multiple speeds
• Use the selected location’s civil time zone
• Search all IANA time zones or switch to UTC

Orbiting Sky works on iPhone, iPad, and Mac, supports eight languages, and requires no account. Optional rewarded ads unlock 30 minutes of Pro access; a Pro purchase removes ads.

Astronomical and shadow results are educational estimates. Do not use Orbiting Sky for navigation, eye-safety decisions, or professional eclipse-contact timing.