 <unk> <unk> b ( abbreviated <unk> <unk> b , <unk> And b ) , occasionally designated <unk> <unk> <unk> ( to distinguish it from the red dwarf <unk> <unk> B ) , also named <unk> , is an extrasolar planet approximately 44 light @-@ years away from the Sun in the constellation of <unk> . The planet orbits the Solar twin star , <unk> <unk> A , approximately every five days . Discovered in June 1996 by Geoffrey <unk> and R. Paul Butler , it was one of the first hot Jupiters to be discovered . It is also one of the first non @-@ resolved planets to be detected directly . <unk> <unk> b is the innermost known planet in its planetary system . 
