Meaning: This sentence tells us that planets are amazing things that exist in the universe.
Choice of Words: "Wonder" means something that causes amazement or admiration. "Universe" refers to everything that exists, including space and time.
Alternative Expressions
The planets are amazing things in space.
Meaning: This sentence is saying that planets are very impressive objects that are part of the universe.
Choice of Words:Planets are large, round objects that orbit stars. Amazing means very impressive or wonderful. Things are objects or items. Space is the vast emptiness that exists beyond Earth's atmosphere. When you put them together, "The planets are amazing things in space" means that planets are very impressive objects that exist in the vast emptiness beyond Earth's atmosphere.
Planets are cool and float in the sky.
Meaning: This sentence is saying that planets are interesting objects that are part of the universe.
Choice of Words:Planets are large, round objects that orbit stars. Cool means something that is interesting or exciting. Float means to stay in the air without moving. Sky is the space above Earth where we see the sun, moon, and stars. When you put them together, "Planets are cool and float in the sky" means that planets are interesting objects that stay in the air without moving in the space above Earth where we see the sun, moon, and stars.