At the moment the shape of the radio-emitting, cigar-shaped gas cloud at the core of the galaxy is a mystery.

BBC: By BBC News Online Science Editor Dr David Whitehouse

' As well as sharing to social networks and cloud services, users can also connect to a range of GALAXY devices including the GALAXY SIII and GALAXY Note II for effortless and automatic sharing of pictures across the GALAXY family.

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The galaxy's tidal wobble is, they think, being modulated by the gravity of something big within the Oort cloud itself.

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