THE SOLAR SYSTEM. OUR SOLAR SYSTEM CONSISTS OF AN AVERAGE STAR WE CALL THE SUN, THE PLANETS MERCURY, VENUS, EARTH, MARS, JUPITER, SATURN, URANUS, NEPTUNE, AND PLUTO.
SATURN VENUS
URANUS
MERCURY NEPTUNE
SUN JUPITER
EARTH MARS
4.2
2.7
1.3 7.2 0 LIGHT HOURS
1.5 1.5
6.2
9.5
19.2
ASTRONOMICAL UNITS
THE SOLAR SYSTEM WAS FORMED APPROXIMATELY 4.6 BILLION YEARS AGO AND CONSISTS OF THE SUN, PLANETS, DWARF PLANETS AND OTHER ASTRONOMICAL OBJECTS BOUND IN ITS ORBIT. THE FORMATION WAS CAUSE BY THE COLLAPSE OF A GIANT MOLECULAR CLOUD, THE MASS AT THE CENTRE COLLECTING TO FORM THE SUN AND A FLAT DISK OF DUST AROUND IT WHICH THE PLANETS AND OTHER BODIES WOULD EVENTUALLY BE FORMED FROM.
30.1