Which space telescope first found thousands of exoplanets?
Quick Answer
NASA’s Kepler Space Telescope was the first mission to identify thousands of exoplanet candidates. It transformed exoplanet science after its launch in 2009.
The Full Story
The Kepler Space Telescope revolutionized the search for planets around other stars. Launched in 2009, it used the transit method to detect small dips in starlight caused by planets crossing in front of their host stars. Over its mission, Kepler identified thousands of exoplanet candidates and confirmed hundreds of them. The mission showed that planets are common in the galaxy, including many Earth-size worlds. Its results helped establish that exoplanet systems are diverse and abundant.
Key Facts
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"The mission that proved planets are everywhere."
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