These include astronomical surveys, comet and asteroid searches, and nova patrols.
There appear to be some extra planets in an area which astronomical surveys had said contained none.
Astronomical catalogs are usually the result of an astronomical survey of some kind.
I hit ground and spent the next couple minutes doing an astronomical survey of a couple hundred newly hatched constellations.
Since that time photographic plates have been gradually replaced with more sensitive electronic photodetectors for astronomical surveys.
Many astronomers work entirely from astronomical survey or space observatory data.
In March, she conducted an astronomical survey in the Bahamas.
An astronomical survey is a general map or image of a region of the sky which lacks a specific observational target.
The observatory has completed several astronomical surveys: the first in the 1950s, the second in the 1980s and 1990s, and a third in 2003.
The Sloan survey, he said, shows what you can do with a large well-controlled astronomical survey.