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Mark Fisher
1999-2012
51 Pegasi b
‘Bellerophon’
Proper Name
  ‘Bellerophon’
Sidereal Period
  4.23 days
Mean Distance from 51 Pegasi
  7 million km
  0.05 AU
Mass
  0.47 of Jupiter
 The designation given to the large world thought to orbit 51 Pegasi, a yellow star fifty light years away from Earth's solar system.
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