All eight planets also happen to be right in the "Goldilocks ... and HD40307g - in these gorgeous posters that remind us of classic Amtrak train advertisements. Kepler-16b (to the right) is ...
Artwork: the Kepler-90 system is the first to tie with our Solar System in number of planets Nasa has found a distant star circled by eight planets, equal to the complement in our own Solar System.
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