Credits

Who took the photos, who made the engravings, and where our city list comes from.

Night-sky photos

From ESO, the European Southern Observatory, under the CC BY 4.0 license. We cropped and resized them.

Photos of the Sun, the Moon, and the planets

In the public domain.

Zodiac engravings

Engraved by Sidney Hall for Urania's Mirror (London, 1824). From the Library of Congress, in the public domain.

City search

The cities and towns in the search come from GeoNames, under the CC BY 4.0 license. We corrected some of the data and revised some names.