⏰ when
When was the first exoplanet discovered orbiting a normal star?
Quick Answer
In 1995, astronomers announced 51 Pegasi b, the first exoplanet found orbiting a Sun-like star.
The Full Story
The landmark discovery was announced in October 1995 by Michel Mayor and Didier Queloz. The planet, 51 Pegasi b, orbits the star 51 Pegasi and was detected using the radial velocity method, which measures tiny shifts in a star’s motion caused by an orbiting planet. It helped launch the modern era of exoplanet astronomy. Mayor and Queloz later received the 2019 Nobel Prize in Physics for the discovery.
Key Facts
1.Announcement made in 1995
2.Discovered by Michel Mayor and Didier Queloz
3.Detected with the radial velocity method
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Suggested video title for this topic:
"The discovery that proved planets exist beyond our Solar System."
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