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The race to trace TRAPPIST-1h

22 May 2017, 15:06 UTC
The race to trace TRAPPIST-1h ESO/M. Kornmesser/N. Risinger (skysurvey.org)

After 60 hours of non-stop work, researchers at the University of Bern being part of an international team reached their hoped-for goal: They were the first to measure the orbital period for the outermost planet of the famous TRAPPIST-1 system which made headlines worldwide. The new result confirms that the seven Earth-size planets around the ultra-cool dwarf are lined up in a chain with resonances linking every member.

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