Moon
The largest of Uranus's inner moons, named after the mischievous sprite from Shakespeare's A Midsummer Night's Dream.
| Type | Moon |
|---|---|
| Orbits | Uranus |
| Distance from parent body | 86,010 km |
| Diameter | 162 km |
| Mass | 1.91 × 10^18 kg |
| Surface gravity | 0.019 m/s² |
| Temperature | -209°C |
| Orbital period | 1 days |
| Apparent magnitude | 19.8 |
| Redshift | 0 |
| Discovered | 1985 |
At 162 km across, Puck is 4.7 percent of the diameter of Earth's Moon.
Its mass is less than a thousandth of the mass of Earth.
It orbits Uranus at 86,010 km, closer in than the Moon orbits Earth.
A single orbit takes 18.3 hours.
An average temperature of 64 K works out at -209 degrees Celsius, colder than the 15 degrees Earth averages.
It has been on record since 1985.
Play today's Cosmodle