<P> The number of professional astronomers in the United States is actually quite small . The American Astronomical Society , which is the major organization of professional astronomers in North America , has approximately 7,000 members . This number includes scientists from other fields such as physics , geology , and engineering , whose research interests are closely related to astronomy . The International Astronomical Union comprises almost 10,145 members from 70 different countries who are involved in astronomical research at the Ph. D. level and beyond . </P>
<P> The number of professional astronomers in the United States is actually quite small . The American Astronomical Society , which is the major organization of professional astronomers in North America , has approximately 7,000 members . This number includes scientists from other fields such as physics , geology , and engineering , whose research interests are closely related to astronomy . The International Astronomical Union comprises almost 10,145 members from 70 different countries who are involved in astronomical research at the Ph. D. level and beyond . </P>
how many astronomers are there in the united states
how many astronomers are there in the united states
approximately 7,000
approximately 7,000