Natural Satellite
Phobos
Phobos is currently about 280,391,873 kilometres from Earth, or 1.874 astronomical units, which puts a one-way radio signal 15.6 minutes out. It is 1.514 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
- 280,391,873 km (1.874 AU)
- Distance from the Sun
- 226,466,098 km (1.514 AU)
- One-way signal time
- 15.6 minutes
The body
- Mean radius
- 11 km
- Orbital radius
- 9,376 km
- Orbital period
- 0.32 days