| 1 | A | B | C | D | E | F | G |
| --- | --- | --- | --- | --- | --- | --- | --- |
| 2 | List of exoplanets detected by radial velocity - List of confirmed extrasolar planets |  |  |  |  |  |  |
| 3 | Planet | Mass (MJ) | Period (d) | Semi-major axis (AU) | Eccentricity | Inclination (°) | Year of discovery |
| 4 | Gliese 876 d | 0.021 | 1.938 | 0.021 | 0.2067 | 50.201 | 2005 |
| 5 | GJ 3634 b | 0.022 | 2.646 | 0.029 | 0.0801 | 58.683 | 2011 |
| 6 | Gliese 581 e | 0.008 | 3.149 | 0.028 | 0.0261 | 50.537 | 2009 |
| 7 | Tau Boötis b | 8.389 | 3.312 | 0.048 | 0.0236 | 150.521 | 1996 |
| 8 | COROT-7c | 0.026 | 3.698 | 0.046 | 0.0018 | 78.206 | 2009 |
| 9 | Upsilon Andromedae b | 1.266 | 4.617 | 0.059 | 0.0226 | 147.169 | 1996 |
| 10 | Gliese 581 b | 0.059 | 5.369 | 0.041 | 0.0159 | 57.259 | 2005 |
| 11 | Gliese 581 c | 0.021 | 12.929 | 0.073 | 0.1674 | 53.550 | 2007 |
| 12 | HD 38529 Ab | 0.782 | 14.310 | 0.129 | 0.2477 | 123.331 | 2000 |
| 13 | 55 Cancri b | 1.030 | 14.651 | 0.118 | 0.0096 | 126.780 | 1996 |
| 14 | Gliese 876 c | 0.714 | 30.088 | 0.131 | 0.2559 | 48.071 | 2001 |
| 15 | 55 Cancri c | 0.214 | 44.364 | 0.247 | 0.0048 | 53.241 | 2002 |
| 16 | Gliese 876 b | 2.276 | 61.117 | 0.211 | 0.0324 | 83.929 | 1998 |
| 17 | Gliese 581 d | 0.026 | 66.800 | 0.218 | 0.3809 | 58.257 | 2007 |
| 18 | Gliese 876 e | 0.046 | 124.262 | 0.338 | 0.0546 | 120.548 | 2010 |
| 19 | HD 60532 b | 3.150 | 201.825 | 0.761 | 0.2776 | 162.580 | 2008 |
| 20 | Upsilon Andromedae c | 6.673 | 237.746 | 0.753 | 0.2396 | 16.746 | 1999 |
| 21 | 55 Cancri f | 0.190 | 259.805 | 0.804 | 0.2963 | 54.619 | 2005 |
| 22 | Epsilon Reticuli b | 4.500 | 415.241 | 1.156 | 0.0583 | 17.403 | 2000 |
| 23 | Iota Draconis b | 9.395 | 511.098 | 1.272 | 0.7124 | 69.920 | 2002 |
| 24 | HD 147513 b | 1.268 | 540.361 | 1.265 | 0.2577 | 111.525 | 2002 |
| 25 | Pollux b | 2.409 | 589.636 | 1.693 | 0.0204 | 90.684 | 2006 |
| 26 | HD 60532 c | 7.457 | 607.065 | 1.586 | 0.0383 | 162.060 | 2008 |
| 27 | Mu Arae b | 1.709 | 643.252 | 1.495 | 0.1284 | 78.867 | 2000 |
| 28 | HD 128311 c | 3.215 | 918.751 | 1.720 | 0.1709 | 49.731 | 2005 |
| 29 | HD 10647 b | 1.493 | 1040.389 | 2.055 | 0.1632 | 38.640 | 2003 |
| 30 | Upsilon Andromedae d | 6.094 | 1302.605 | 2.527 | 0.3181 | 42.633 | 1999 |
| 31 | HAT-P-17c | 1.416 | 1797.885 | 2.748 | 0.0968 | 77.217 | 2010 |
| 32 | Epsilon Eridani b | 1.552 | 2502.236 | 3.383 | 0.7021 | 30.110 | 2000 |
| 33 | 55 Cancri d | 4.783 | 5169.447 | 5.901 | 0.0141 | 53.031 | 2002 |

Question: What are the most extreme exoplanet periods?
Answer: The longest period of an exoplanet is 55 Cancri d, which takes 5169 days and the shortest period is Gliese 876 d, which takes just 1.938 days.