Category:88 IAU-Constellations
From All Skies Encyclopaedia
Over the course of the decade of the 1920s, the IAU defined the borders of constellations officially. This definition is used as international standard in research papers.
However, there is no single date of the definition but there are actually three very important dates:
Pages in category "88 IAU-Constellations"
The following 25 pages are in this category, out of 25 total.