Star Seeker

Star Seeker — the name drawn as glowing constellations over a mountain observatory at dusk

A field guide to tonight's sky.

Begin observing ↓

Observation

Where will you be, and when?

Type a place name and its coordinates are looked up for you (Open-Meteo geocoder) — or enter latitude and longitude directly. Times are shown in your device's local time zone; constellations count as visible above 20° altitude in true darkness.

Tonight's plates

Visible constellations

Enter a date and location above, and the night's constellations will be drawn here.