1 Mars â Sometimes called the red planet and the brother of Earth. 2  Mars is the closest planet to the Earth. 3  Jupiter â The largest planet in the Solar System. 4  Saturn â Sixth planet from the Sun.
1 When talking about a general direction, the word is often not capitalised, example: the north side of the house. 2  Place names are capitalised: East Sussex, West Virginia, South Africa.  In other cases, adjectives and nouns normally begin with small letters: Go south for three miles, then go east for another three miles.
They are capitalized when they are used as proper nouns or names, as in North America, or the Southeastern Theatre Conference. When used to give directions, they remain loweâ¦rcase: Go east for two blocks, then southwest for half a mile. The building is in the northern corner of the westernmost block.