Investigation 8 astronomy
Terms in this set (17)
Terrestrial planets are the four planets closest to the sun.The terrestrial planets are small and rocky
The gas giant plants have Jupiter,Saturn,Uranus and Neptune as planets. Wich are all mostly made up of gas.
A region of space occupied by a system of objects,including the sun and all thing orbiting it.
Mercury is the closest to the sun.It is smaller then earth and has no natural satellite.
Like the second planet from the sun.bit is about the same size as earth and has no natural satellite.
Earth is the third planet from the sun. It has a moderate temperature all the time.
Mars is the fourth planet from the sun and has two small satellites, Phobos and Deimos.Mars is a little like earth,except it is smaller,colder,drier.
A region between mars and Jupiter that consists of small chunks of matter that orbits the sun.
Jupiter is the fifth planet from the Sun. It is the largest planet in the solar system. Scientists have found at least 63 moons orbiting Jupiter.
Saturn is the sixth planet from the sun.It is the second largest planet and is very cold.There is evidence of at least 62 moon orbiting Saturn.
Uranus is the seventh planet from the sun There is evidence at least 27 moons and 11 rings orbiting Uranus.
Neptune is the eighth planet from the sun. There is evidence of at least 13 moons and 4 thin rings orbiting Neptune.
Pluto is one of the Kuiper belt objects. Some scientists considered Pluto a planet because it is massive enough for gravity to hold it in the shape of a sphere
Eris more then twice as far away from the sun as Pluto is. Eris is a Kuiper belt object and a plutoid.
A chunk of ice,dust, and rock material a few kilometers in size.
The star at the center of the solar system
A natural object witch is located outside of earths atmosphere. Such as the Moon,Sun, and asteroid planet, or star.