B2nounspacescience
US/əˈstrɑː.nə.mi/
UK/əˈstrɒn.ə.mi/
the scientific study of stars, planets and other things in space
In context
He became interested in astronomy after watching a meteor shower as a child.
Modern astronomy depends on huge telescopes and powerful computers.
The university runs a free astronomy club for high school students.
Words that go with astronomy
adjective + noun
- amateur astronomyAmateur astronomy has become popular thanks to cheap telescopes.
- modern astronomyGalileo is often called the father of modern astronomy.
noun + noun
- astronomy clubOur astronomy club meets on clear Friday nights.
- radio astronomyRadio astronomy lets scientists study objects hidden by dust.
verb + noun
- study astronomyShe went abroad to study astronomy.
Common mistakes
Incorrect:
I read my astronomy every morning to know my luck.Correct: I read my horoscope every morning to know my luck.