Dwarf planet
Pluto
- Dwarf planet
- 0.06× Earth gravity
- Orbits the Sun
Pluto is a dwarf planet with a mean radius of 1,188 km and a surface gravity of 0.62 m/s², which is 0.06× Earth's, so a 70 kg person would weigh 4.4 kg there. Escape velocity is 1.21 km/s. It is reclassified from planet to dwarf planet in 2006.
Physical properties
Mass0.013 × 10²⁴ kg≈measured
Mean radius1,188 km≈
Circumference7,466 km
Surface area17,744,430 km²
Volume7.0286 × 10⁹ km³one cubic kilometre is 10⁹ cubic metres
Mean density1,854 kg/m³water is 1,000 kg/m³
Gravity and escape
Surface gravity0.616 m/s²0.063× Earth's
Escape velocity1.21 km/sthe speed needed to leave without further propulsion
A 70 kg person would weigh4.4 kg-forcemass is unchanged; only the weight differs
A 1 kg mass would weigh0.616 newtons
Fall in 1 second0.308 mfrom rest, ignoring any atmosphere
Rotation and orbit
Day length (sidereal)6.387 Earth daysretrograde: it rotates the opposite way to its orbit
Orbital period247.94 Earth years
Orbitsthe Sun
Mean distance from the Sun5,906.4 million km39.481 AU
Light travel time from the Sun328.36 minutes
KindDwarf planet
Keep nerding
Every link below is a page Nerdulator can generate from what it already knows about this value.
Nerdulate something else
Nothing in mind? Surprise me · today’s page