Tools

Toolbox

Everything around the observing decision.

Target Browser

Browse tonight's visible deep-sky objects, planets, and stars.

Open

Sky Lookup

Look up any planet, constellation, or deep-sky object.

Open

Weather

Check cloud cover, transparency, seeing and moon phase for your location.

Open

Observatory Finder

Discover local dark sky sites and observatory spots.

Open

Events Calendar

Track eclipses, meteor showers, conjunctions and other celestial events.

Open

Equipment Comparison

Before buying a telescope or camera, compare the models side-by-side — FOV, aperture, sampling and more.

Open

FOV Simulator

Preview your telescope and camera's field of view on any target.

Open

Videos & Knowledge

Learn astrophotography with curated tutorials and guides for every skill level.

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