How can we help?

You can also find more resources in our Help Center.


planet closest to the Sun; has a thin atmosphere with temperature extremes, an iron core, and many craters and high cliffs
Mercury Surface Temperature
second planet from the Sun; has a dense atmosphere with high temperatures, a surface with craters, faultlike cracks, and volcanoes; sometimes called Earth's twin. NO MOONS
Venus Rotational Period
Venus Revolutionary Period
225 days
Venus Surface Temp
867 F
fourth planet from the Sun; appears reddish because of iron oxide in weathered rocks; has polar ice caps, a thin atmosphere, and two moons: phobos and deimos
Mars Surface Temp
-70 F
largest planet and fifth planet from the Sun; has faint rings, 63 moons, an atmosphere formed mostly of hydrogen and helium, and its surface has continuous storms
Jupiters moon.Acticve volcanoes because of tidal flexing
Jupiters Moon. Might possibly have a huge ocean and life.
second-largest and sixth planet from the Sun; has a complex ring system, at least 31 moons, and a thick atmosphere made mostly of hydrogen and helium
Jupiter Rotation
9.9 hours
Jupiter Revolution
11.8 yrs
Jupiter Surface Temp
-116 F
Saturn Surface Temp
-220 F
Saturn Revolution
10,747 days
Saturn Rotation
10.7 hours
Saturn's Moons
Titan and Enceladus. Titan is the first non planet that has an atmosphere
smallest planet and usually considered to be the ninth planet from the Sun; has a thin atmosphere and a solid, icy-rock surface. 3 moons
Pkuto Surface Temp
-373 F
Pluto Rotation
15.3 hrs
Pluto Revolution
248 yrs
Pluto Moons
Nix, Hydra, Charon