List of exoplanets discovered before 2000
This is a list of exoplanets discovered before 2000.[1]
For exoplanets detected only by radial velocity, the mass value is actually a lower limit. (See Minimum mass for more information)
Name | Mass (MJ) | Radius (RJ) | Period (days) | Semi-major axis (AU) | Temp. (K) | Discovery method | Disc. Year | Distance (ly) | Host star mass (M☉) | Host star temp. (K) | Remarks |
---|---|---|---|---|---|---|---|---|---|---|---|
16 Cygni Bb | 2.38 | 799.5 | 1.66 | radial vel. | 1996 | 68.99 | 1.04 | 5750 | |||
23 Librae b | 1.61 | 258.18 | 0.81 | radial vel. | 1999 | 85.46 | 1.07 | 5736 | |||
47 Ursae Majoris b | 2.53 | 1078 | 2.1 | radial vel. | 1996 | 45.02 | 1.08 | 5892 | Proper name Taphao Thong | ||
51 Pegasi b | 0.46 | 4.230785 | 0.0527 | radial vel. | 1995 | 50.45 | 1.12 | 5793 | Proper name Dimidium; previously informally named Bellerophon. First exoplanet discovered orbiting a main sequence star. | ||
55 Cancri b | 0.8306 | 14.65152 | 0.115227 | 700 | radial vel. | 1996 | 41.06 | 0.905 | 5196 | Proper name Galileo | |
70 Virginis b | 7.49 | 116.688 | 0.481 | radial vel. | 1996 | 58.42 | 1.09 | 5495 | |||
109 Piscium b | 6.383 | 1075.69 | 2.14 | radial vel. | 1999 | 108.1 | 1.11 | 5600 | |||
Gliese 86 b | 4.42 | 15.76491 | 0.11 | radial vel. | 1999 | 35.18 | 0.83 | 5182 | |||
Gliese 876 b | 2.2756 | 61.1166 | 0.208317 | radial vel. | 1998 | 15.25 | 0.32 | 3129 | |||
HD 75289 b | 0.49 | 3.50927 | 0.05 | 1260 | radial vel. | 1999 | 95.05 | 1.29 | 6117 | ||
HD 89744 b | 8.35 | 256.78 | 0.917 | radial vel. | 1999 | 126.2 | 1.86 | 6291 | |||
HD 130322 b | 1.15 | 10.70871 | 0.0925 | 720 | radial vel. | 1999 | 104.1 | 0.92 | 5387 | Proper name Eiger | |
HD 168443 b | 7.659 | 58.11247 | 0.2931 | radial vel. | 1998 | 129.4 | 0.995 | 5491 | |||
HD 177830 b | 1.69 | 410.1 | 1.14 | radial vel. | 1999 | 205.1 | 1.70 | 4901 | |||
HD 187123 b | 0.523 | 3.0965828 | 0.0426 | radial vel. | 1998 | 150.1 | 1.0 | 5830 | |||
HD 192263 b | 0.56 | 24.3556 | 0.15 | 486 | radial vel. | 1999 | 64.08 | 0.66 | 4976 | Proper name Beirut | |
HD 195019 b | 3.98 | 18.20132 | 0.14 | radial vel. | 1998 | 123 | 1.21 | 5751 | |||
HD 209458 b | 0.73 | 1.39 | 3.52474859 | 0.04707 | 1459 | radial vel. | 1999 | 157.8 | 1.23 | 6091 | Informally named Osiris |
HD 210277 b | 1.29 | 442.19 | 1.13 | radial vel. | 1998 | 69.51 | 1.01 | 5538 | |||
HD 217107 b | 1.30 | 7.12682 | 0.08 | radial vel. | 1998 | 65.47 | 1.00 | 5622 | |||
HD 222582 b | 8.37 | 572.38 | 1.34 | radial vel. | 1999 | 137.7 | 1.12 | 5790 | |||
Iota Horologii b | 2.27 | 302.8 | 0.92 | radial vel. | 1999 | 56.51 | 1.25 [2] | 6167 | |||
PSR B1257+12 b | 0.000063 | 25.262 | 0.19 | timing | 1994 | ~2000 | 1.4 | Proper name Draugr. Least massive exoplanet known. | |||
PSR B1257+12 c | 0.014 | 66.5419 | 0.36 | timing | 1992 | ~2000 | 1.4 | Proper name Poltergeist | |||
PSR B1257+12 d | 0.012 | 98.2114 | 0.46 | timing | 1992 | ~2000 | 1.4 | Proper name Phobetor | |||
Rho Coronae Borealis b | 1.045 | 39.8458 | 0.2196 | 614 | radial vel. | 1997 | 57.0 | 0.889 | 5627 | Controversial | |
Tau Boötis b | 5.95 | 3.3124568 | 0.049 | radial vel. | 1996 | 51.07 | 1.34 | 6400 | |||
Upsilon Andromedae b | 0.6876 | 4.617033 | 0.059222 | radial vel. | 1996 | 43.74 | 1.3 | 6183 | Proper name Saffar | ||
Upsilon Andromedae c | 1.981 | 241.258 | 0.827774 | radial vel. | 1999 | 43.74 | 1.3 | 6183 | Proper name Samh | ||
Upsilon Andromedae d | 4.132 | 1276.46 | 2.51329 | radial vel. | 1999 | 43.74 | 1.3 | 6183 | Proper name Majriti |
Bodies previously considered as candidates
HD 114762 b was once considered as the first discovered exoplanet. Found in 1989 by a team led by David Latham, it is now known to be a red dwarf star.[3]
Specific exoplanet lists
- Lists of exoplanets
- List of exoplanets discovered before 2000 (30)
- List of exoplanets discovered between 2000–2009 (384)
- List of exoplanets discovered in 2010 (101)
- List of exoplanets discovered in 2011 (142)
- List of exoplanets discovered in 2012 (143)
- List of exoplanets discovered in 2013 (139)
- List of exoplanets discovered in 2014 (865)
- List of exoplanets discovered in 2015 (163)
- List of exoplanets discovered in 2016 (1511)
- List of exoplanets discovered in 2017 (148)
- List of exoplanets discovered in 2018 (311)
- List of exoplanets discovered in 2019 (202)
- List of exoplanets discovered in 2020 (261)
- List of exoplanets discovered in 2021 (29)
- List of potentially habitable exoplanets
- List of proper names of exoplanets
- List of multiplanetary systems
- List of exoplanet firsts
- List of exoplanet extremes
- List of exoplanets discovered using the Kepler space telescope
- List of exoplanets observed during Kepler's K2 mission
- List of extrasolar candidates for liquid water
- List of nearest exoplanets
- List of nearest terrestrial exoplanet candidates
- List of transiting exoplanets
References
- "NASA Exoplanet Archive". Retrieved 20 December 2019.
- https://www.eso.org/public/images/eso0809a/
- Kiefer, Flavien (17 October 2019). "Determining the mass of the planetary candidate HD 114762 b using Gaia". arXiv:1910.07835 [astro-ph.EP].
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