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Rocky Planet Found Around 10 Billion-Year-Old Star

13 Jan 2021, 16:57 UTC
Rocky Planet Found Around 10 Billion-Year-Old Star W. M. Keck Observatory / Adam Makarenko

Astronomers have discovered three planets orbiting a star about 10 billion years old — one of them rocky. The star, TOI 561 (meaning it was the 561st object of interest from the Transiting Exoplanet Survey Satellite), is in our galaxy’s older thick disk, which means its planets have a nice view from on high of the Milky Way’s spiral.

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