Free-floating substellar objects

astronomical object of planetary mass that formed in the manner of stars

2M1207, 2M1207A or 2MASS J12073346−3932539 is a brown dwarf located in the constellation Centaurus; a companion object, 2M1207b, may be the first extrasolar planetary-mass companion to be directly imaged, and is the first discovered orbiting a brown dwarf.

brown dwarf

brown dwarf

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rogue planet

brown dwarf in the constellation Boötes

star in the constellation Camelopardalis

powerful stream of charged particles that can push interstellar dust clouds of low density into intergalactic space