PLANET 01 / 08
Mercury
✨Speedy little rock!
The swiftest planet -- a cratered world of extremes closest to the Sun.
Diameter
0 km
Across the equator
Distance
0.00 AU
From the Sun
Day length
59 Earth days
One rotation
Year length
88 Earth days
One orbit
Moons
0
Natural satellites
Temperature
-180 C to 430 C
Surface / cloud tops
Size vs Earth
Relative diameters (Earth = 1.00x)
Mercury
0.38x
Earth
1.00x
Orbit sketch
Cute relative order around the Sun
Key facts
- 01Mercury has almost no atmosphere to trap heat, so nights are bitterly cold.💫
- 02A year on Mercury is shorter than its own day.🪐
- 03Its surface is covered in ancient impact basins like Caloris.🔭
Planet and sky textures based on Solar System Scope (www.solarsystemscope.com/textures), licensed CC-BY 4.0. NASA fact references.