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www.reference.com/article/astronomy-ffd29204bb0de17f

Astronomy is a field of science that studies the nature and motions of celestial bodies. This includes studying objects such as stars, planets and entire galaxies.

www.reference.com/article/astronomy-hard-cfec4de68cb2912a

The pursuit and study of astronomy as a science can be difficult at times, but the degree of difficulty is subjective to different individuals. Advancing through astronomical studies leads to questions and problems of greater difficulty.

www.reference.com/business-finance/careers-astronomy-70c4e8d765eca876

Most astronomers are employed by universities and colleges either directly or by association through a laboratory or observatory. Other career options include federally funded research laboratories, private businesses and the public industry.

www.reference.com/science/math-used-astronomy-3a959dbc81d913a3

Math is used in astronomy to calculate routes for satellites, rockets and space probes. In addition, math is used in the global positioning system, for transmitting messages when data is compressed, and for coding the images and element modeling to build spacecraft.

www.reference.com/article/invented-astronomy-f8973037fc54376d

People have practiced the science of astronomy since ancient times and the discipline has no formal inventor. Knowledge of astronomy stretches back prior to recorded history, as evidenced by such ruins as henge circles, sky disks, moon calendars and sun dials.

www.reference.com/article/good-sources-astronomy-news-86d7e3333ce33e06

Some good sources for astronomy news include ScienceDaily and Space.com. As of 2015, both of these websites offer recent articles concerning space and astronomy to read for free.

www.reference.com/science/branches-astronomy-3500b702b192283c

Astronomy is a branch of science that studies objects outside the atmosphere of Earth, and the motions and nature of these objects. According to the e-Science Portal for New England Librarians, the two main branches of astronomy are optical and non-optical.