| 9 April | HD 8673 : the first planet or brown dwarf detected by the Tautenburg Planet Search Program (Hatzes et al) |
| 5 April | A planet or brown dwarf around the K giant HD 13189 (Hatzes et al) |
| 31 March | Direct detection by imaging of a young few MJ companion to GQ Lup (Neuhäuser et al) |
| 22 March | Direct thermal emission detected for two planets by Spitzer Space Telescope: HD 209458 b (Deming et al, Nature) and TrES-1 (Charbonneau et al, ApJ) |
| 14 February |
Six new planets: HD 2638 b, HD 27894 b, and HD 63454 b (Moutou et al) HD 93083 b and HD 101930 b, (Lovis et al) HD 142022 Ab (HARPS & Coralie) |
| 25 January | Five new planets: HD 45350., HD 99492., HD 117207, HD 183263 and HD 188015 (Marcy et al) |
| 20 December | Confirmation of the transiting planet OGLE-TR-10 (Konacki et al) |
| 23 November | New transit candidates from OGLE experiment (Udalski et al). Full OGLE data. |
| 18 November | A planet accompanying a brown dwarf: HD 202206 (Correia et al.) |
| 15 October | A possible new transiting planet: OGLE-TR-10 (Bouchy et a;), to be confirmed. |
| 16 September |
Confirmation of the long period planet HD 160691
c and detection of the planet HD 154857
by C. McCarthy et al. 3 new (2 low mass) planets by C. Tinney et al. : |
| 10 September | Detection by imaging of a young planet candidate near the brwon dwarf 2M1207 (Chauvin et al) |
| 7 September | HD 88133: a new hot Saturn planet (Fischer et al) |
| 31 August | Two new Neptune-mass planets: 55 Cnc e (McArthur et al) and GJ 436 b (Butler et al) |
| 29 August | A 6th transiting planet (OGLE-TR-111 b, Pont et al) |
| 25 August |
A 14 Earth mass planet (Santos et
al) A new transiting planet (TrES-1, Alonso et al) |
| 08 July: | The first HET planet: A Companion to HD 37605 (Cochran et al) |
| 11 May: | Two Architectures Chosen for Terrestrial Planet Finder |
| 3 May: | No planet around HD 219542 B |
| 28 April: | Independent RV confimation of the transiting planet OGLE-TR-113 b (Konacki et al) |
| 15 April: | OGLE 2003-BLG-235/MOA 2003-BLG-53: a definitive planetary microlensing event, detected by the MOA and OGLE teams (I. Bond et al) |
| 14 April: | Two new very hot Jupiters mong the OGLE transiting candidates: OGLE-TR-113 and OGLE-TR-132 (Bouchy et al) |
| 1 April: | Nine low radius transit candidates (Drake & Cook) |
| 24 March: | Candidate transiting planet turns out to be a physical triplet |
| 25 February: | A new transiting planet candidate (Jurcsik et al, Kondoly Observatory). To be confirmed spectroscopically) |
| 10 February: | HD 330075 b: the first planet discovered by HARPS (Mayor et al) |
| 9 February: | Detection of oxygen and carbon in the atmosphere of the planet HD209458 b (Vidal-Madjar et al) |
| 17 November: | Two new planet candidates: HD 59686 b et HD 219449 b (Mitchell et al.) |
| 7 November: | The Eddington space mission (partially devoted to the search for habitable planets) has been cancelled by ESA |
| 16 July: | Well determined mass of a "cluster planet" (Martin & Zapaterio-Osorio) |
| 10 July: | Mass of planet around PSR B1620-26, detected 10 years ago by pulsar timing, determined by Hubble (Sigurdsson, Richer, Hansen, et al) (Press Release) |
| 3 July: | A 6 year period planet in circular orbit around HD 70642 (Carter et al) |
| 1 July: | MOST space mission, partially devoted to planets, successfully launched |
| 30 June: |
7 new planets: HD 41004 A (Zucker et al) HD 65216, HD111232, HD142415, HD216770, HD10647 (Mayor et al) HD 169830 (2nd planet in known system, Mayor et al) |
| 26 June: | First "japanese planet candidate" around HD 104985 (Sato et al) |
| 24 June: | Several new OGLE-III planetary transit candidates |
| 23 May: | Return of the planet HD 192263 b ? (Santos et al) |
| 14 April: | A Hot Jupiter orbiting HD 73256 (Udry et al) |
| 12 March: | A cometary tail around HD 209458b (A. Vidal-Madjar, A. Lecavelier des Étangs, J.-M. Désert, G. Ballester, R. Ferlet, G. Hébrard, & M. Mayor; see comment and reply). |
| 5 March: | NASA Research Announcement on Terrestrial Planet Finder Foundation Science |
| 3 March: | A possible new transiting planet: OGLE-TR-3 ? (Dreizler, Hauschildt, Kley, Rauch, Schuh & Werner) |
| 12 February: | A ~2 Jup-mass planet predicted around GM Aurigae (Rice et al) |
| 4 February: | NASA announcement for Research Opportunities in Origins of Solar Systems. |
| 20 January: | 62 recent periodic shallow transits candidates (from OGLE) |
| 16 January: | A subsaturnian planet around HD 3651 (Debra Fischer et al) |
| 7 January: | A possible new transiting extrasolar giant planet: OGLE-TR-56 (Konacki, Torres, Jha & Sasselov) |
| 18 December: | A planetary candidate around HD 47536 (Setiawan et al, ESO) |
| 3 December: | A possible planetary event: OGLE-2002-BLG-055 (Ogle III) |
| 29 November: | Possible first planet from Padova Observatory around HD 219542 B |
| 31 October: | Possible comet around the pulsar PSR1257+12. (courtesy Daniel Fischer) |
| 9 October: | "Planets" HD 13507 b and HD 223084 b retracted by the Geneva Observatory team. |
| 7 October: | Nondetection of water-maser emission from planetary systems. (Greenhill) |
| 27 September: | No planet from the OGLE planetary transit candidates (Kuerster et al)? |
| 27 September: | Update of the gamma Cephei data |
| 24 September: | A planetary candidate around gamma-Cephei announced today at the Planetary Systems and their Formation Workshop (by Hatzes, Cochran et al) |
| 23 September: | A Jupiter-mass planet around HD 216435 (Anglo-Australian Observatory) |
| 8 July: | Low mass planet around HD 76700 (AAT) |
| 4 July: | TPF architecture studies (2000-2002) reports |
| 1 July: | 100th planet around HD 2039 (Anglo-Australian Telescope) |
| 20 June: | 13 new candidate planetary transits found by the OGLE III Campaign |
| 19 June: | New planets:
HD 13507 [in binary star system],
HD 20367 ,
HD 23596 ,
HD 150706 ,
HD 114386 ,
HD 147513 ,
HD 223084 [in binary star system]
(Geneva Observatory Planet Search Programmes) Confirmation of planets around HD 33636 , HD 196050 , HD 216437 (Geneva Observatory Planet Search Programmes) |
| 18 June: | The first planet in
Jupiter-like orbit without a Jupiter closer to the
star
(Geneva Planet Search Team). 7 other new planets to come soon. |
| 14 June: | 12 planets to come next week from the Elodie-Coralie surveys (Geneva) |
| 13 June: | 4 planets from Anglo-Australian Telescope around HD 216437, HD 196050, HD 160691 and HD 73526 |
| 13 June: | 13 planets
(California & Carnegie Planet Team): - Jupiter-like orbit around 55 Cancri - 36 Earth-mass planet around HD 49674 - other planets around HD 108874, HD 38529, HD 37124, HD 72659, HD 114729, HD 128311, HD 37124, HD 12661 |
| 12 June: | Doubts about the planet HD 83443 c (P. Butler et al) |
| 27 May: | Doubts about the planet HD 192263 b (G. Henry) |
| 23 May: | Webcast of the meeting Astrophysics of Life (6 May) |
| 12 May: | TPF: NASA preselects two concepts: an infrared interferferometer and a visible corononograph |
| 7 May: | Possible protoplanetary disk in the Rho Ophiuchi cloud (Grosso et al., ESO) |
| 18 April: | The AstroBiology Explorer (organics in space) preselected by NASA as an Explorer mission for feasibility study. |
| 27 March: | Status of FAME, Kepler, Starlight,TPF, ... |
| 21 February: | Possible planetary transit candidates (OGLE) (preprint) |
| 6 February: | A planet around HD 136118 (Fischer et al.) |
| 1 February: | NASA's Navigator Program to find other Solar Systems (Ph. Crane; courtesy P. Lawson) |
| 16 January: | TPF Preparatory Science Program in preparation (courtesy P. Lawson) |
| 9 January: | Support to the astrometric FAME mission cancelled by NASA. |
| 8 January: | Planet around HIP 75458 (S. Frink and the California Planet Search Team) |
| 21 December: | The NASA Kepler mission to detect Earth-like planets by transits selected. |
| 21 December: | Update on Terrestrial Planet Finder Program |
| 27 November: | First detection of a atmosphere of an extrasolar planet (HD 209458 (Charbonneau et al)) |
| 13 November: | ESO call for "planet finder" instrument at VLT |
| 15 October: | 8 New planets, 3 from AAT and 5 from Keck (Butler, Marcy et al). See Exoplanets.org |
| 11 September: | ESO retraction: no more dust disk around iota Hor (Aug. 01) |
| 6 September: | Supporting the Planet Search With Your Donation |
| 5 September: | Discoveries & Confirmations: A Chronology and an Overview (D. Naef) |
| 15 August: | A second planet in the 47 Uma planetary system (D. Fischer et al) |
| 28 June: | Microlensing events by free floating planets? (Sahu et al) |
| 20 June: | NASA Research Announcement Extra-Solar Planets Advanced Mission Concepts |
| 23 May: | Possible transit for Gliese 876 (AAVSO) |
| 3 May: | An External Review of the SIM mission has been issued. |
| 4 April: | The Geneva Observatory announces 11 new planets |
| 22 March: | What is a planet?, a Science Magazine debate |
| 23 February: | A brown dwarf companion announced in the Gliese 86 system (Els et al, ESO) |
| 11 January: | A Pair of Resonant Planets Orbiting GJ 876 (Marcy et al) |
| 6 January: | Kepler (search for Earth-like planets) selected for a Phase A study by NASA. |
| 20 November: | Three new planets: HD 179949, HD 27442 and HD 160691 (Tinney et al., Anglo-Australian Observatory) |
| 20 November: | Four extrasolar planets search programs selected for the SIM Science Team |
| 13 October: | Dust Disk around iota Hor (Adonis Team, ESO) |
| 13 October: | Two missions selected by ESA to search for extrasolar planets: GAIA (astrometry) to be launched before 2013 and Eddington (transits of terrestrial planets) as `reserve' mission. |
| 11 October: | Disc around 55 Cancri: not confirmed by HST (Schneider G. et al) |
| 6 October: | Possible planetary-mass free floatting objects in Orion (Zapatero et al.) |
| 5 October: | The Corot mission, to search for Earth-like extrasolar planets, approved by CNES |
| 22 September: | tau Bootis: the planet is not so bright as previously announced. |
| 21 September: | Astrobiology, new journal starting in March 2001. |
| 18 September: |
Corot has been
recommended for a financial contribution by ESA. Eddington a space mission devoted to habitable extrasolar planets (and asteroseismology), has been recommended by the ESA Space Science Advisory Committee. |
| 21 August: | Planets announced around HD 83443, HD 92788, HD 6434, HD 19994, HD 121504 and HD 190228 by the Geneva group and around epsilon Eridani by Hatzes et al. |
| 24 Jul.: |
Two new planets around HD 38529 and
HD 92788 (Fischer et al. Berkeley). The Geneva group finds different parameters for HD 92788 b (to be announced at the IAU General Assembly). |
| 21 Jul.: | Third International Conference on Optical SETI, San Jose, 22 - 24 January 2001 |
| 16 Jun.: | First spectroscopic transit of an extrasolar planet (in HD209458 by Queloz et al.) |
| 13 Jun.: | Multiple Lens Microlensing in EROS 2K-BUL-005 by the PLANET Team. |
| 9 Jun.: | Microlensing Planet Search level 2 alert for EROS-BLG-2000-5. |
| 5 Jun.: |
Planets in globular cluster 47 Tuc:
15 - 20 expected, 0
found. (Brown, Charbonneau, Gilliland et al.) Full text |
| 8 May.: | Planet A around the pulsar 1257+12 confirmed [cannot be a heliospheric propagation artefact] (Wolszczan et al.) |
| 4 May.: | 5 new planets at La Silla (Swiss 1.2-m Leonhard Euler telescope) [plus 2 brown dwarfs] |
| 27 Apr.: | Two planets orbiting BD -10 3166 and HD 52265 (Butler et al.) |
| 29 Mar.: |
Two sub-Saturn mass
planets around HD 16141 and
HD 46375 by Marcy. Butler and Vogt. |
| 19 Mar.: |
Ball Aerospace, Lookheed Martin, SVS and TRW to conduct TPF
architecture studies.
JPL Press release. |
| 5 Mar.: |
`Eddington': a space mission to detect Earth-like planetary transits
(and stellar oscillations) pre-selected by ESA. ESA Press Release |
| 14 Feb.: | The 32nd planet candidate found around HD 12661 by the SFSU Team. |
| 8 Feb.: | The 31st planet found by the AFOE Team around HD 89744 |
| 25 Jan.: | A planet found around GJ 3021 (Naef et al., with Coralie) |
| 8 Jan.: | August 21 - 25: Michelson Summer School on Stellar Interferometry (with applications to planet detection) |
| 10 Dec.: | The PLANET Team claims that Jupiter mass planets with separations of 1.5-3 AU occur in less than 1/3 of systems. |
| 23 Nov.: |
HD 209458:
|
| 20 Nov.: | Possible detection of star light reflected from the planet tau Boo b (Cameron et al., to be confirmed) |
| 15 Nov.: | Six new planets detected by Marcy et al: HD 209458, HD 37124, HD 177830, HD 134987, HD 222582, HD 10697 |
| 12 Nov. | Meeting Computational Astrobiology for the 21st Century (November 18th) |
| 5 Nov. | Speculations about ` supercomets ' around W 3(OH) (Slysh et al.) |
| 5 Nov. | MACHO-97-BLG-41: Planet in binary star or binary rotation effect? |
| 15 Nov.: | Observation of a planetary transit for HD 209458 (Henry et al.) |
| 19 Oct. | MACHO 97-BLG-41: the PLANET Team can explain the data as a rotating binary lens. |
| 15 Oct. | FAME (astrometric mission with a precision of 50 microarcsec) selected by NASA. Launch 2004. |
| 12 Oct. | Circumstellar disks found by Trilling et al. around the planetary systems rho CrB and HD 210277. (also searched for but not found around 51 Peg, ups And and Gliese 876). |
| 1 Oct. | UMBRAS: project for a coronographic space screen. |
| 28 Sep. | Planet around HD 192263 found by Santos et
al. at Swiss telescope at La Silla
|
| 17 Sep. | Search for telluric extrasolar planets threatened by French ministry of research? |
| 6 Sep. | 1 MJ planet announced by Swiss Team (Udry et al.) |
| 2 Sep. | The planet candidates of the summer:
|
| 5 May.: | Short duration Macho event 99-BLG-23 ( ~ 1 day).Observations are URGENTLY requested. |
| 2 May.: | Meeting on the ESA IRSI/Darwin project (Stockholm, 16 - 19 November 1999) |
| 28 Apr.: | Serious doubts on planets around the pulsar PSR 0329+54 (Konacki et al.). |
| 15 Apr.: | Three planets around upsilon Andromedae found by SFSU and AFOE groups. |
| 12 Apr.: | Meeting on the ESA IRSI/Darwin project (Stockholm, october 5 - 8 1999) |
| 6 Apr.: | From PLANET Team: High Magnification or Possible Caustic Crossing Event: OGLE 99-BLG-005. |
| 1 Apr.: | Strong constraints on a substellar companion to the star Proxima Centauri (Kürster et al.,) |
| 1 Feb.: | The lightest planet found around HD 75289 by Mayor et al. |
| 15 Jan.: | Claimed Earth-mass planet revisited by PLANET team |
| 11 Jan.: | Dust ring around HD 141569 seen by Hubble |
| 30 Dec.: | Microlensing event compatible with Earth-mass planet (S.H. Rhie et al., MPS collab.) |
| 24 Nov.: | Planet found around the binary star Gl 86 by Swiss team at 1.2 m Swiss telescope at La Silla |
| 24 Nov.: | Creation of an Extrasolar Planetary Foundation. |
| 13 Nov.: | Five Discovery missions selected by NASA. No one about extrasolar planets. |
| 4 November: | NASA Ames to Host Astrobiology Meeting Nov. 5-7 |
| 22 September: | A possible planet around the solar twin HD187123 (Butler, Marcy, Vogt & Apps) |
| 24 September: |
A planet around the star HD 210277 (Marcy, Butler & Vogt)
Compact protoplanetary (?) disks around the stars of a young binary system (Rodríguez et al.) |
| 12 October: | Two more planets: HD 195019 and HD 217107 (Debra Fischer et al. at Lick and Keck) |
| 14 October: | To be announced soon: planet around HD 168443 (Marcy et al.) |
| 22 October: | Image of the circumstellar disk around 55 Cnc (Trilling & Brown) |
