- How many moons does Neptune have?
- What trails behind a comet because of energy from the sun?
- What outer planet has solstices and eclipses and how often are they?
- which planet is half cold (surface not facing sun) and half hot (surface facing sun)?
- What are the sister planets?Hint: They're inner planets
- What do you call constellations that you can see year round?
- Which Dwarf Planet is in the asteroid belt?
- Which of the Galilean moons is closest to Jupiter and is the most volcanically active object in the Solar system?
- Which of the Galilean moons has an icy shell, a thin carbon dioxide atmosphere, salt water and a rocky core?
- Long period comets may orbit out as far as approximately which distance?
- pieces of rock that strike the surface of a moon or planet
- What does evidence suggest exists in the Oort Cloud outside Pluto's orbit?
- Which of the Galilean moons is the largest moon in the SS, has an icy shell and a thin atmosphere?
- On Earth, hydrogen and helium are naturally found as gases. Why are they liquid on the outer planets?
- Which of the Galilean moons has a thick icy shell with oceans and potential life and is potentially the only place in the Solar system with fresh water?
- Which planet has a 25 degree tilt (and therefore seasons) and two moons called Phobos and Deimos?
- What is the largest object in the solar system and what percentage of the solar system does this object take up?
- A wide light source creates a shadow with two parts. From which part can the light source be partially seen?
- true or false, the earth's proximity to the sun causes seasons
- Which planet has the most complex ring system?