Groombridge 1618 is a star and its planetary system. They're located roughly 16 light years away from Earth, in the direction of the well-known constellation Ursa Major.

Known celestial bodiesEdit


Notes Edit

  • Aside from the Revelation Space universe, Groombridge 1618 and its possible system have also featured in other science fiction works.
  • Newer exoplanet astronomy indicates the star might be orbited by a planet of terrestrial size, roughly in the system's theoretical habitable zone.
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