National Geographic Society – Palomar Observatory Sky Survey
From Wikipedia, the free encyclopedia
The National Geographic Society – Palomar Observatory Sky Survey (NGS-POSS, or just POSS, also POSS I) was a major astronomical survey, that took almost 2,000 photographic plates of the night sky. It was conducted at Palomar Observatory, California, United States, and completed by the end of 1958.[1][2]
Quick Facts Alternative names ...
Alternative names | NGS-POSS |
---|---|
Related media on Commons | |
Close