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Definitions

astronomer

[uh-stron-uh-mer] / əˈstrɒn ə mər /


Example Sentences

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It is named after the American astronomer Edwin Hubble who first discovered that the universe is expanding.

From Science Daily ● Oct. 4, 2026

While Amazon has 392 satellites in space, according to data from astronomer Jonathan McDowell, only 315 are in the proper operational orbit.

From MarketWatch ● Sep. 8, 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 you have that level of anxiety over the clouds, it juices the experience,” Elliot Borgman, a 77-year-old retired astronomer from Lansdowne, Penn., told me over breakfast the morning after August’s eclipse.

From The Wall Street Journal ● Aug. 23, 2026

In 1928 an Indian graduate student, Subrahmanyan Chandrasekhar, set sail for England to study at Cambridge with the British astronomer Sir Arthur Eddington, an expert on general relativity.

From "A Brief History of Time: And Other Essays" by Stephen Hawking

By revealing these processes in remarkable detail, NASA's Chandra and its partner telescopes are helping astronomers understand the forces that shape galaxies, including our own.

From Science Daily ● Oct. 20, 2026

Over just a few weeks of observations, astronomers noticed dramatic changes in the second jet's position.

From Science Daily ● Oct. 18, 2026

The achievement highlights how much information astronomers can extract from seemingly tiny amounts of light.

From Science Daily ● Oct. 17, 2026

The discovery offers a new way to understand the atmospheric conditions of distant worlds and could help astronomers investigate planets far beyond our Solar System.

From Science Daily ● Oct. 17, 2026

Some astronomers proposed that there were fountains that spat out matter, and the galaxies moved away from these founts, aging and dying.

From "Zero: The Biography of a Dangerous Idea" by Charles Seife


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