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The discovery of a hot Jupiter in 1995 earned the 2019 Nobel Prize. The figure is taken from ESA, which is linked in full on this page. Every fact on Mondo Knows names its source rather than repeating an unsourced claim.

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51 Pegasi b was the first exoplanet discovered around a Sun-like star

The discovery of a hot Jupiter in 1995 earned the 2019 Nobel Prize

In October 1995, astronomers Michel Mayor and Didier Queloz announced the discovery of 51 Pegasi b, a gas giant orbiting a Sun-like star 50 light-years away. Orbiting its star in just four days, this hot Jupiter transformed planetary science and earned its discoverers the 2019 Nobel Prize in Physics.

NASA/JPL-Caltech · Public domain · source

Where this comes from

ESA

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Tags: exoplanet, nobel prize, astronomy

51 Pegasi b was the first exoplanet discovered around a Sun-like star: the short answers

Where does this come from, and can I check it?: The discovery of a hot Jupiter in 1995 earned the 2019 Nobel Prize. The figure is taken from ESA, which is linked in full on this page. Every fact on Mondo Knows names its source rather than repeating an unsourced claim.
Is this really a space fact?: Yes. It sits on the Space shelf, one of 1,090 sourced facts grouped into space, animals, the human body, history, science and more. Category pages collect every fact in the same field.
What else can I read about it?: The links under the fact point to a quiz, game, puzzle or calculator on the same subject, and the shelf below shows related facts. The wording here is original, and quoted phrases are marked as quotations.