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Giant planet or ‘failed star?’ Newfound mystery world blurs the lines

By tracing the corkscrew wobble of two stars as they move through the sky, the Gaia space mission has discovered one new giant “planet,” plus a new brown dwarf.

The post was publish in first on this website : https://www.space.com/the-universe/exoplanets/giant-planet-or-failed-star-newfound-mystery-world-blurs-the-lines