These Rogue Worlds Upend the Theory of How Planets Form
Scientists have recently discovered scores of free-floating planets that defy classification—forcing them to rethink their theories of star and planet formation.
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Scientists have recently discovered scores of free-floating planets that defy classification—forcing them to rethink their theories of star and planet formation.
Jupiter played a key role in life developing on Earth, so to boost the search for life outside the solar system, scientists have built a catalog of small, Earth-like planets with Jupiter-like siblings.
Cool stars with powerful magnetic fields could have remarkably fast stellar winds that strip away their planets' atmospheres, making even "habitable zone" worlds less friendly to life.
The cold and mysterious Oort cloud at the edge of our solar system may be hiding a rogue planet
The first asteroid belt ever found outside the solar system is more complex than expected