Simplify the following text for a Grade 8 native English-speaking person.
Original: It was named in August 2003 from Norse mythology , where Mundilfari is a Jotun or giant who is the father of the goddess Sol and the god Mani .
Simplified: It was named in August 2003 from Norse mythology , where Mundilfari is the father of the goddess SÃ l and the god Mani .