the solar system has ______ planets
what is 8?
Mercury is the _____ from the sun
what is 1st?
the _____ ______ is at the edge of the Solar system
what is the oort cloud?
solar is associated with
what is the sun?
Neptune is ______ AU away
what is 30 AU?
what is the earth and sun?
gas Giants are usually bigger than
what are the terrestrial planets?
Mars is too _____ to live on
what is cold?
Gas and ice Giants go under the _______ category
what is Jovian?
gas Giants and terrestrial planets in the solar system are separated by the
what is the Astroid belt?
saturn is the ___ planet from the sun
what is 6th?
Easily vaporized gases are called
what are volitials
the Solar system is in the _____ arm in the milky way
what is the Orion arm?
Venus is _____ miles less than earth
what is 400?
Meteorites are usually the size of a
what is a grain of sand?