Kepler-9

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What Wikipedia says

Kepler-9 is a sunlike star in the constellation Lyra. Its planetary system, discovered by the Kepler Mission in 2010 was the first detected with the transit method found to contain multiple planets.

Excerpt from the Wikipedia article “Kepler-9”, under the CC BY-SA 4.0 license. Read the article on Wikipedia

Image: NASA/Ames/JPL-Caltech, Public domain, via Wikimedia Commons.