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- DictionaryAs·tron·o·mer/əˈstränəmər/
noun
- 1. an expert in or student of astronomy.
a person who studies astronomy or whose job is connected with astronomy (Definition of astronomer from the Cambridge Academic Content Dictionary © Cambridge University Press)
An astronomer is a scientist in the field of astronomy who focuses their studies on a specific question or field outside the scope of Earth. They observe astronomical objects such as stars , planets , moons , comets and galaxies – in either observational (by analyzing the data) or theoretical astronomy .
A scientist who studies the objects in the sky, including planets, galaxies, black holes, and stars, is called an astronomer. These days, the terms astronomer and astrophysicist are used interchangeably, to talk about any physicist who specializes in celestial bodies and the forces that affect them.
astronomer翻译：天文学家。了解更多。
Astronomers are scientists who study the Universe and the objects within it. There are so many interesting things to learn about within the Universe that astronomers often become specialists who focus on galaxies, stars, planets, star-forming regions, the Sun, the search for life, or the origin and evolution of the Universe as a whole.
Astronomer definition, an expert in astronomy; a scientific observer of the celestial bodies. See more.
Definition of astronomer noun in Oxford Advanced Learner's Dictionary. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more.
