18 November 2010
By Neil Bowdler Science reporter, BBC News
This artist's impression shows HIP 13044 b, an exoplanet orbiting a star that entered the Milky Way from another galaxyAstronomers claim to have discovered the first planet originating from outside our galaxy.
The Jupiter-like planet, they say, is part of a solar system which once belonged to a dwarf galaxy.
This dwarf galaxy was in…
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