Exoplanet · Neptune-like planet
CoRoT-7 d
CoRoT-7 d is a Neptune-like planet orbiting the star CoRoT-7. Its year lasts 8.97 Earth days. It was discovered in 2022 by the Radial Velocity method.
| Host star | CoRoT-7 |
|---|---|
| Distance | 521.5 light-years (159.9 pc) |
| Orbital period | 8.97 days |
| Radius | 4.31 R⊕ · 0.385 R♃ |
| Mass | 17.1 M⊕ · 0.0539 M♃ |
| Density | 1.18 g/cm³ |
| Surface gravity | 0.923 × Earth |
| Discovery method | Radial Velocity |
| Discovery year | 2022 |
| Discovered by | La Silla Observatory |
In the sky
A telescope is needed to see it: its apparent magnitude is 11.85. Visible from the whole Southern Hemisphere and north to latitude 89° N. It stands highest at midnight in December, the best time to observe it.
Light's journey
The light you see tonight set out around the year 1504. At the speed of Voyager 1, the fastest craft leaving the Solar System (16.9 km per second), the trip would take 9.3 million years.
Planets in the same system
Data: NASA Exoplanet Archive, PSCompPars. Its look in the simulation is a rendering based on the measured radius, mass and temperature.