There Could Be More Rogue Planets Than Stars in the Milky Way. Here’s How Nancy Grace Will Find Them

Rogue planets are notoriously hard to detect, unless you’re the Jedi in an Extended Universe novel.  So far we have only been able to discover a handful, but estimates range from a few billion to a trillion solitary planets floating through the galaxy.  NASA hopes to dramatically increase the number we’ve detected, and thereby better …

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