Starting in 1992 and continuing up to the most recent update of this page, eight planets have been discovered orbiting other stars and pulsars within our galaxy. In addition, five planet candidates are awaiting confirmation.
Parent Object Mass Orbit Size Orbital Period Year Discovered PSR 1257+12 0.015 (earth) 0.19 AU 25.34 (days) 1992 PSR 1257+12 3.4 (earth) 0.36 AU 66.54 (days) 1992 PSR 1257+12 2.8 (earth) 0.47 AU 98.22 (days) 1992 HD 114762 10 (jupiter) 0.5 AU 200 (days) 1994 51 Pegasus 0.47 (jupiter) 0.05 AU 4.2 (days) 1995 Gliese 229 20 (jupiter) 40 AU 500? (years) 1995 47 Ursa Majoris 3.5 (jupiter) 2.1 AU 3.1 (years) 1996 70 Virginis 8.1 (jupiter) 0.43 AU 116.7 (days) 1996 55 rho Cancri 0.84 (jupiter) 0.13 AU 14.7 (days) 1996 55 rho Cancri ~5 (jupiter) ~5 AU ~5 (years) 1996 Tau Bootis 3.8 (jupiter) 0.1 AU ~10 (days) 1996 Ups Andromedae 0.68 (jupiter) 0.1 AU ~10 (days) 1996 16 Cygni B 1.7 (jupiter) 1.8 AU 2 (years) 1996
Parent Object Mass Orbit Size Orbital Period Year Observed Proxima Centauri 0.8 (jupiter) 0.17 AU 80 (days) 1993 PSR 1828-11 3 (earth) 0.93 AU 0.68 (years) 1994 PSR 1828-11 12 (earth) 1.32 AU 1.35 (years) 1994 PSR 1828-11 8 (earth) 2.1 AU 2.71 (years) 1994 Beta Pictoris 1? (jupiter) 3-8 AU 3-19 (years) 1995
Extrasolar Planets Encyclopedia
San Francisco State University Planet Search Project