Science history: Astronomers spot first known planet around a...

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2025-11-01 07:00:09

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Science history: Astronomers spot first known planet around a sunlike star, raising hopes for extraterrestrial life Nov. 1, 1995

About 50 light-years from Earth, a gas giant about half the mass of Jupiter orbits a sunlike star. The discovery of Pegasi 51 b ushered in a new era of exoplanet research.

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