Star Names
Some star names are historically developed, other take from indigenous cultures and some are totally artificial.
Constellations
…
even if you think you know them, you still can learn something new here.
Latest News
WGSN meets Stellarium
The Working Group Star Names (WGSN) and the Stellarium team met in Jena from 1 to 3 November 2023 to think about ways of managing cultural data together. Astronomy is[…]
IAU
at home on planet Earth
… seeking to share knowledge with all humans on this planet.



Some photographs: astronomy on planet Earth
Our world is a beautiful place – we need to take care of it!
Moon Through Telescope
Lunar eclipse, observed at Hildesheim (Europe)
Rainbow above Sahara
Observed in Mauretania (Africa)
Short before Transit of Mercury
northwest Sahara (Africa)

a modern Zeiss planetarium
constellation Orion in the dome