Astronomy is in the 520 section of the Dewey Decimal System.
classification number ?
Astronomy
The Dewey decimal classification system's 10 major categories are:000 Generalities100 Philosophy and Psychology200s - Religion300s - Social Sciences400s - Language / Linguistics500s -Pure Sciences & Mathematics600s - Technology (Applied Sciences)700s - Arts & Recreation800s - Literature900s - Geography & History92-biography F-fictionEach "hundred" is divided into ten divisions, and each "ten" into single digits and decimals, as the topics become more specific. There are a number of protocols used to assign Dewey numbers, which fill 4 volumes in the latest edition of DDC.Great link for far more detailhttp://www-lib.nearnorth.edu.on.ca/dewey/ddc.htm
The specific study of planets and planetary systems is called planetology.
500: Sciences. I don't know any further. Add to the answer.
No Astronomy is not the study of the gupta empire. The Gupta empire however, was famous for multiple astronomical inventions. It was supposedly (R.V. Savakar) the first to identify that the earth was not the center of the Universe. Addtionally they viewed multiple planets.
Dewey Decimal is the classification system of the library.
The Dewey Decimal Classification (DDC), or Dewey Decimal System, is a proprietary library classification system first published in the United States by Melvil Dewey in 1876.
The 500s section of the Dewey Decimal System is dedicated to natural sciences and mathematics. It covers topics such as astronomy, biology, physics, chemistry, mathematics, and earth sciences.
know the ten main devesions of the Dewey decimal system
Melville Dewey
The Dewey decimal number for Greek civilization is 938 in the Dewey Decimal Classification system.
melvil dewey
Dewey decimal system
The Dewey Decimal System and the Library of Congress Classification System.
The library uses the Dewey Decimal Classification system to allocate numbers to books.
dewey decimal system
The Dewey Decimal System for organizing books within a library.