words of one syllable

Very simple words; terms that are easy to understand. You're an astrophysicist and I'm not, so please, explain this concept in words of one syllable so I might have a chance of understanding it!

Common Names:

Name	Pronounced	Usage
MÁRia	MAH-ree-aw (Hungarian)	Hungarian, Slovak
Kristen (1)	-	Danish, Norwegian
Gosse	GAWS (English)	English (Rare), Medieval French
Yousef	-	Arabic
Morta	-	Lithuanian
Kunthea	-	Khmer