Six planets discovered orbiting a brilliant star 100 mild years away
https://www.youtube.com/watch?v=h29faoy8hBs An historical group of six exoplanets whose orbits have been unchanged for billions of years ...
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https://www.youtube.com/watch?v=h29faoy8hBs An historical group of six exoplanets whose orbits have been unchanged for billions of years ...
Read more