Live sky tools

Real data. No signup.

Three tools we use ourselves. All pull live astronomical data — no hardcoded values, no guesswork, no tracking.

Earth at night, seen from the ISS

Image: NASA / ISS Expedition 40

Location-aware

Tonight's sky

What's visible from your location right now — planets, the moon, twilight timing.

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Moon in half phase, craters in strong shadow

Image: NASA/GSFC/Arizona State University

Live data

Moon phase

The live phase of the moon, how illuminated it is, and what that means for stargazing tonight.

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The Milky Way core with constellation stars

Image: NASA/JPL-Caltech

Interactive

Constellation finder

Hover over the stars of a constellation and watch the mythological figure appear, like a planetarium in your browser.

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