Picasaweb
query / hits / approx fraction relevant / comments
- night sky / 9304 / 0.2
- constellation star / 139 / 0.8
- astrophotography / 882 / 0.9
- nebula / 2261 / 0.8 / lots of dupes
- galaxy / 22858 / 0.2 / lots of dupes
- galaxy star / 404 / many dupes
- star trail / 303 / 0.1
- ngc / 2420 / 0.9 / lots of dupes
- telescope /
