Definition, Meaning & Synonyms

astronomy

noun
/əˈstrɒnəmi/
Definition
The scientific study of celestial objects, space, and the universe as a whole.
Examples
  • Astronomy helps us learn about the universe and our place in it.
  • She has always been fascinated by astronomy and spends her nights stargazing.
  • Many important discoveries in astronomy have reshaped our understanding of the cosmos.
Meaning
Astronomy involves observing and understanding the movements, characteristics, and behaviors of stars, planets, comets, and galaxies.
Synonyms
  • astrophysics
  • cosmology
  • stargazing
  • celestial science