HIP 65426 b
HIP 65426 b is on the lower left of the image, with the circle representing what Neptune's orbit would look like around the star HIP 65426, represented by a small cross. | |
| Discovery | |
|---|---|
| Discovered by | SPHERE consortium |
| Discovery date | 6 July 2017 |
| Direct imaging | |
| Designations | |
| Najsakopajk | |
| Orbital characteristics | |
| 87+108 −31 AU | |
| Inclination | 100°+15° −6° |
| Physical characteristics | |
| 1.44±0.03 RJ | |
| Mass | 7.1±1.2 MJ |
| 3.93+0.07 −0.09 dex | |
| Temperature | 1,283+25 −31 K |
HIP 65426 b, formally named Najsakopajk, is a super-Jupiter exoplanet orbiting the star HIP 65426. It was discovered on 6 July 2017 by the SPHERE consortium using the Spectro-Polarimetric High-Contrast Exoplanet Research (SPHERE) instrument belonging to the European Southern Observatory (ESO), being the first confirmed planet discovered by the SPHERE instrument. It is 385 light-years from Earth in the Centaurus constellation.