Natural Satellite
Phobos
Phobos is currently about 237,971,000 kilometres from Earth, or 1.591 astronomical units, which puts a one-way radio signal 13.2 minutes out. It is 1.571 astronomical units from the Sun.
The larger, inner moon of Mars. A small, irregular, heavily cratered body spiraling slowly inward toward the planet.
JAXA plans to return a sample from Phobos with its MMX mission.
Right now
- Distance from Earth
- 237,971,000 km (1.591 AU)
- Distance from the Sun
- 235,009,551 km (1.571 AU)
- One-way signal time
- 13.2 minutes
The body
- Mean radius
- 11 km
- Orbital radius
- 9,376 km
- Orbital period
- 0.32 days