Skystral: 2027 Solar Eclipse Planner and Interactive Sky Map

Skystral is a free astronomy web app created by Gilles Van de Sompel. Plan the 2 August 2027 solar eclipse for your location, preview the Sun and Moon in 3D, and explore tonight’s sky.

Plan the eclipse from your location

See local eclipse times, coverage, viewing direction, and Sun altitude.
Preview the eclipse in an interactive 3D Sun, Earth, and Moon simulation.
Explore stars, constellations, planets, and the night sky from any location.
Use Manual Sky View when GPS or motion sensors are unavailable.

Use Skystral here in your browser or get Skystral on Google Play.

Read the 2 August 2027 solar eclipse guide or learn how to use the interactive sky map.

Skystral needs JavaScript. Plan the 2 August 2027 solar eclipse with local times, coverage, viewing direction and a 3D preview, then explore tonight’s sky from your location. Enable JavaScript to use the app.