Astronomy can best be described as a/an
A. study of objects pertaining to the interior part of the Earth.
B. daily horoscope.
C. study of objects beyond the Earth's atmosphere.
D. Air Force pilot on a naval carrier
Astronomy is a natural science that studies celestial objects and phenomena. More generally, all astronomical phenomena that originate outside Earth's atmosphere are within the purview of astronomy.
Therefore, the correct answer to the question "Astronomy can best be described as a/an" is "study of objects beyond the Earth's atmosphere."