Knowledge (XXG)

Tau Ceti e

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Tuomi, Mikko; Jones, Hugh R. A.; Jenkins, James S.; Tinney, Chris G.; Butler, R. Paul; Vogt, Steve S.; Barnes, John R.; Wittenmyer, Robert A.; O'Toole, Simon; Horner, Jonathan; Bailey, Jeremy (2013). "Signals embedded in the radial velocity noise. Periodic variations in the tau Ceti velocities".
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of 3.93 Earth masses. If Tau Ceti e possesses an Earth-like atmosphere, the surface temperature would be around 68 °C (341 K; 154 °F). Based upon the incident flux upon the planet, a study by Güdel et al. (2014) speculated that the planet may lie inside the inner-boundary of the
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Guedel, M.; Dvorak, R.; Erkaev, N.; Kasting, J.; Khodachenko, M.; Lammer, H.; Pilat-Lohinger, E.; Rauer, H.; Ribas, I.; Wood, B. E. (2014). "Astrophysical Conditions for Planetary Habitability".
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Cretignier, Michael; Dumusque, Xavier; et al. (September 2021). "YARARA: Significant improvement in RV precision through post-processing of spectral time series".
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Feng, Fabo; Tuomi, Mikko; Jones, Hugh R. A.; Barnes, John; Anglada-Escude, Guillem; Vogt, Steven S.; Butler, R. Paul (2017-09-05).
756: 692: 48: 168: 88: 175:. Its possible properties were refined in 2017, where it was one of two planets recovered from new data, the other being 802: 460: 749: 797: 516: 479: 336: 247: 160: 289: 469: 440: 412: 362: 326: 271: 237: 782: 509: 430: 387: 381: 354: 263: 182: 733: 676: 487: 483: 426: 422: 344: 255: 251: 191: 80: 54: 340: 204: 100: 721: 776: 444: 366: 729: 275: 199: 195: 491: 259: 290:"Four Exoplanets Detected around Nearby Star Tau Ceti | Astronomy | Sci-News.com" 349: 314: 668: 629: 623: 598: 592: 586: 580: 574: 176: 122: 358: 315:"Color difference makes a difference: four planet candidates around tau Ceti" 267: 648: 148: 61: 23: 548: 532: 152: 383:
The Mystery of the Seven Spheres: How Homo sapiens will Conquer Space
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Artistic depiction of Tau Ceti e as a terrestrial planet.
155:, first detected in 2012 by statistical analyses of the 737: 680: 558: 540: 115: 110: 98: 86: 79: 67: 60: 46: 38: 33: 210:A 2021 study was unable to confirm this planet. 198:) with an orbital period of 168 days and has a 757: 700: 517: 8: 675:This extrasolar-planet-related article is a 16: 764: 750: 707: 693: 524: 510: 502: 22: 473: 416: 348: 330: 241: 427:10.2458/azu_uapress_9780816531240-ch038 219: 137:Super-Earth exoplanet orbiting Tau Ceti 15: 7: 718: 716: 665: 663: 294:Breaking Science News | Sci-News.com 380:Bignami, Giovanni F. (2015-06-13). 736:. You can help Knowledge (XXG) by 679:. You can help Knowledge (XXG) by 179:. It would orbit at a distance of 14: 793:Exoplanets in the habitable zone 720: 667: 1: 788:Exoplanets discovered in 2012 564:(parentheses are unconfirmed) 461:Astronomy & Astrophysics 230:Astronomy & Astrophysics 492:10.1051/0004-6361/202140986 260:10.1051/0004-6361/201220509 207:and be a Venus-like world. 819: 715: 662: 639: 409:Protostars and Planets VI 131: 101:Orbital period (sidereal) 21: 350:10.3847/1538-3881/aa83b4 319:The Astronomical Journal 111:Physical characteristics 484:2021A&A...653A..43C 252:2013A&A...551A..79T 186:(between the orbits of 81:Orbital characteristics 732:-related article is a 75:52 Ceti e, Tau Ceti e 341:2017AJ....154..135F 151:candidate orbiting 39:Discovery date 18: 803:Astrobiology stubs 745: 744: 688: 687: 657: 656: 393:978-3-319-17004-6 159:'s variations in 135: 134: 70:Alternative names 42:December 19, 2012 810: 766: 759: 752: 724: 717: 709: 702: 695: 671: 664: 645: 567: 566: 565: 526: 519: 512: 503: 496: 495: 477: 455: 449: 448: 420: 404: 398: 397: 377: 371: 370: 352: 334: 310: 304: 303: 301: 300: 286: 280: 279: 245: 224: 185: 49:Detection method 26: 19: 818: 817: 813: 812: 811: 809: 808: 807: 798:Exoplanet stubs 773: 772: 771: 770: 714: 713: 660: 658: 653: 643: 635: 563: 562: 561: 560: 554: 536: 530: 500: 499: 457: 456: 452: 437: 406: 405: 401: 394: 379: 378: 374: 312: 311: 307: 298: 296: 288: 287: 283: 226: 225: 221: 216: 180: 163:obtained using 161:radial velocity 138: 126: 103: 91: 89:Semi-major axis 72: 55:Radial velocity 51: 29: 12: 11: 5: 816: 814: 806: 805: 800: 795: 790: 785: 775: 774: 769: 768: 761: 754: 746: 743: 742: 725: 712: 711: 704: 697: 689: 686: 685: 672: 655: 654: 652: 651: 646: 640: 637: 636: 634: 633: 626: 621: 614: 607: 602: 595: 590: 583: 578: 570: 568: 556: 555: 553: 552: 544: 542: 538: 537: 531: 529: 528: 521: 514: 506: 498: 497: 450: 435: 399: 392: 372: 305: 281: 218: 217: 215: 212: 205:habitable zone 143:, also called 136: 133: 132: 129: 128: 124: 119: 113: 112: 108: 107: 104: 99: 96: 95: 92: 87: 84: 83: 77: 76: 73: 68: 65: 64: 58: 57: 52: 47: 44: 43: 40: 36: 35: 31: 30: 27: 13: 10: 9: 6: 4: 3: 2: 815: 804: 801: 799: 796: 794: 791: 789: 786: 784: 781: 780: 778: 767: 762: 760: 755: 753: 748: 747: 741: 739: 735: 731: 726: 723: 719: 710: 705: 703: 698: 696: 691: 690: 684: 682: 678: 673: 670: 666: 661: 650: 647: 642: 641: 638: 631: 627: 625: 622: 619: 615: 612: 608: 606: 603: 600: 596: 594: 591: 588: 584: 582: 579: 576: 572: 571: 569: 557: 551: 550: 546: 545: 543: 539: 534: 527: 522: 520: 515: 513: 508: 507: 504: 493: 489: 485: 481: 476: 471: 467: 463: 462: 454: 451: 446: 442: 438: 436:9780816531240 432: 428: 424: 419: 414: 410: 403: 400: 395: 389: 385: 384: 376: 373: 368: 364: 360: 356: 351: 346: 342: 338: 333: 328: 324: 320: 316: 309: 306: 295: 291: 285: 282: 277: 273: 269: 265: 261: 257: 253: 249: 244: 239: 235: 231: 223: 220: 213: 211: 208: 206: 201: 197: 193: 189: 184: 178: 174: 170: 166: 162: 158: 154: 150: 146: 142: 130: 127: 120: 118: 114: 109: 105: 102: 97: 93: 90: 85: 82: 78: 74: 71: 66: 63: 59: 56: 53: 50: 45: 41: 37: 32: 25: 20: 738:expanding it 730:astrobiology 727: 681:expanding it 674: 659: 604: 547: 465: 459: 453: 408: 402: 386:. Springer. 382: 375: 322: 318: 308: 297:. Retrieved 293: 284: 233: 229: 222: 209: 200:minimum mass 196:Solar System 144: 140: 139: 62:Designations 181:0.552  777:Categories 649:Exoplanets 475:2106.07301 332:1708.02051 325:(4): 135. 299:2020-10-07 214:References 177:Tau Ceti f 141:Tau Ceti e 17:Tau Ceti e 445:118447677 418:1407.8174 359:1538-3881 268:0004-6361 243:1212.4277 149:exoplanet 145:52 Ceti e 34:Discovery 783:Tau Ceti 644:See also 549:Tau Ceti 533:Tau Ceti 367:53500995 153:Tau Ceti 147:, is an 94:0.552 AU 559:Planets 480:Bibcode 468:: A43. 337:Bibcode 276:2390534 248:Bibcode 236:: A79. 194:in the 192:Mercury 535:system 443:  433:  390:  365:  357:  274:  266:  121:≥3.93 728:This 618:PxP-4 611:PxP-5 541:Stars 470:arXiv 441:S2CID 413:arXiv 363:S2CID 327:arXiv 272:S2CID 238:arXiv 188:Venus 173:HARPS 165:HIRES 106:168 d 734:stub 677:stub 431:ISBN 388:ISBN 355:ISSN 264:ISSN 190:and 171:and 169:AAPS 157:star 117:Mass 488:doi 466:653 423:doi 345:doi 323:154 256:doi 234:551 779:: 486:. 478:. 464:. 439:. 429:. 421:. 411:. 361:. 353:. 343:. 335:. 321:. 317:. 292:. 270:. 262:. 254:. 246:. 232:. 183:AU 167:, 125:🜨 765:e 758:t 751:v 740:. 708:e 701:t 694:v 683:. 632:) 630:i 628:( 624:f 620:) 616:( 613:) 609:( 605:e 601:) 599:d 597:( 593:h 589:) 587:c 585:( 581:g 577:) 575:b 573:( 525:e 518:t 511:v 494:. 490:: 482:: 472:: 447:. 425:: 415:: 396:. 369:. 347:: 339:: 329:: 302:. 278:. 258:: 250:: 240:: 123:M

Index


Detection method
Radial velocity
Designations
Alternative names
Orbital characteristics
Semi-major axis
Orbital period (sidereal)
Mass
M🜨
exoplanet
Tau Ceti
star
radial velocity
HIRES
AAPS
HARPS
Tau Ceti f
AU
Venus
Mercury
Solar System
minimum mass
habitable zone
arXiv
1212.4277
Bibcode
2013A&A...551A..79T
doi
10.1051/0004-6361/201220509

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