Space science
There is no planet named Gliese 581g, 581d
One of the most potential candidates for Earth 2.0, Gliese 581g is just an illusion of the universe, while its companion Gliese 581d is not real either.
Planet 581d
Browse ScienceInfo articles and explainers related to Planet 581d.
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Articles about Planet 581d
1 published item.