Exoplanet
One of the first exoplanets ever directly photographed, part of a system with four giant planets imaged in orbit around their star.
| Type | Exoplanet |
|---|---|
| Orbits | HR 8799 |
| Distance from Earth | 133 ly |
| Diameter | 168,000 km |
| Mass | 1.14 × 10^28 kg |
| Temperature | 927°C |
| Orbital period | 175,000 days |
| Apparent magnitude | 5.96 |
| Hemisphere | Northern |
| Discovered | 2008 |