http://6swc2kxdtxwqku6ieo2bppmehqo3dncdaznvytb37fbsnanlkci3rbid.onion/stretch/main/metainfo/stellarium.html
It displays stars, constellations, planets and
nebulae, and has many other features including multiple panoramic landscapes, fog, light pollution simulation and a built-in
scripting engine.</p>
<p>Stellarium comes with a star catalogue of about 600 thousand stars and it is possible to download extra catalogues
with up to 210 million stars.</p>
<p>Stellarium has multiple sky cultures - see the constellations from the traditions of Polynesian, Inuit, Navajo, Korean,
...