One fact: Scientist predict that Phobos would go so close to Mars that it will be destroyed
under Mars' gravity, creating a beautiful ring system in Mars, for a while.
Diameter: ~ 6779 km
Moons: Phobos and Deimos
Type: Terrestrial planet
Axial tilt: ~ 25 degrees
Day: 25 hours
Full orbit: 687 Earth days
Average surface temperature: -63° Celsius
Name Origin (English): Mars is from Latin Origin from the Roman God of War.
Origin: Formed about 4.5 billion years ago from gas and dust particles. Like Venus, Mars is thought
to be habitiable long time ago. It even got ice on it's poles!
Atmosphere: Composed of 95% carbon dioxide, 2.8% nitrogen, 2% argon, and 0.17% oxygen. The atmosphere
is very thin.
