An upcoming NASA mission could find that there are more rogue planets—planets that float in space without orbiting a sun—than there are stars in the Milky Way, a new study theorizes.

“This gives us a window into these worlds that we would otherwise not have,” said Samson Johnson, an astronomy graduate student at The Ohio State University and lead author of the study. “Imagine our little rocky planet just floating freely in space—that’s what this mission will help us find.”

The study was published today in he Astronomical Journal.



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