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.
Do not use a capital letter for north, south, east, or west (i.e., the points of the compass) unless the word forms part of a name.Note: Names of places are proper nouns. All proper nouns are written with capital letters.). Of note, the geographical areas The North, The East, The South, and The West are considered proper nouns. They should be written with capital letters.