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Definitions

astronomer

[uh-stron-uh-mer] / əˈstrɒn ə mər /


Example Sentences

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Named after astronomer Nicolaus Copernicus, who helped overturn the belief that Earth sits at the center of the solar system, the principle holds that our location in the universe is not fundamentally special or privileged.

From Science Daily ● Oct. 29, 2026

Ahead of the screening of a documentary about his experience, Preston astronomer Dermot Gethings recalled how, at 16 years old, he was hand picked by the United States embassy and Nasa to witness the launch.

From BBC ● Oct. 11, 2026

For comparison, it’s estimated that SpaceX has roughly 11,100 working Starlink satellites, according to data from the astronomer Jonathan McDowell.

From MarketWatch ● Sep. 20, 2026

Among the higher-profile entries are “Pete Townshend: Behind Blue Eyes,” a portrait of the Who guitarist and songwriter, and Nanette Burstein’s “Carl Sagan: We Are Made of Star Stuff,” about the astronomer and science communicator.

From Los Angeles Times ● Sep. 3, 2026

When I heard the learn’d astronomer where he lectured with much applause in the lecture-room / How soon unaccountable I became tired and sick.

From "Innumeracy: Mathematical Illiteracy and Its Consequences" by John Allen Paulos

Ultimately, the strength of the new explanation will depend on how well it reproduces the Universe astronomers actually observe.

From Science Daily ● Nov. 13, 2026

For decades, astronomers have searched for direct evidence of dark matter and dark energy.

From Science Daily ● Nov. 11, 2026

By studying this distant dead star and its unusual double rings, astronomers are gaining a rare opportunity to investigate what remains after a planetary system experiences such a violent transformation.

From Science Daily ● Nov. 6, 2026

Because their peak brightness can be standardized, astronomers use them as cosmic reference points, often called standardizable candles.

From Science Daily ● Nov. 6, 2026

Thus when astronomers refer to a Hubble constant of 50, what they really mean is "50 kilometers per second per megaparsec."

From "A Short History of Nearly Everything" by Bill Bryson


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