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Free-Floating Exoplanets May Outnumber Stars in Milky Way | Astronomy – Sci-News.com
Free-floating, or rogue, exoplanets — free-floating planetary-mass objects that do not orbit a star and instead travel through space — could be surprisingly common in our Milky Way Galaxy; and NASA’s upcoming Nancy Grace Roman Space Telescope (Roman) will d…
Free-floating, or rogue, exoplanets — free-floating planetary-mass objects that do not orbit a star and instead travel through space — could be surprisingly common in our Milky Way Galaxy; and NASAs upcoming Nancy Grace Roman Space Telescope (Roman) will detect at least 250 such free-floating planets with masses down to that of Mars, according to a new paper published in the Astronomical Journal.
An artists impression of a free-floating exoplanet. Image credit: NASA / JPL-Caltech / R. Hurt, Cal…
