Solved UPSC CDS/OTA Question
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Q · Solar System Medium · 45s
Which space mission discovered the first exoplanets orbiting a Sun-like star?
TopicSolar System
Question Typemultiple choice
DifficultyMedium
Marking+1 / −0.33
Test Duration30 min
Step-by-Step Solution
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In 1995, Michel Mayor and Didier Queloz discovered 51 Pegasi b, the first confirmed exoplanet around a Sun-like star.
Final Answer: Option D — 51 Pegasi b discovery by Swiss astronomers