Astronomers searched for signs of life beyond Earth.
Meaning: Scientists look for clues of life existing in other places besides Earth.
Choice of Words: Astronomers are scientists who study space. Searched means to look for something carefully.
Alternative Expressions
Scientists looked for clues of living things in space.
Meaning: This means that scientists were trying to find out if there are living things on other planets or in other parts of space.
Choice of Words:Scientists are people who study the world around them and try to understand how it works. Looked means to try to see something. Clues are pieces of information that can help you solve a mystery or puzzle. Living things are things that are alive, like plants, animals, and people. Space is the area beyond Earth's atmosphere. When you put them together, "Scientists looked for clues of living things in space" means that people who study science were trying to find evidence of life on other planets or in other parts of the universe.
People who study stars looked for hints of life outside our planet.
Meaning: This means that scientists were trying to find out if there are living things on other planets or in other parts of space.
Choice of Words:People are human beings. Study means to learn about something by reading, listening, or observing. Stars are big balls of hot gas that shine in the sky. Looked means to try to see something. Hints are small pieces of information that can help you figure something out. Life is the state of being alive. Outside means not inside of something. Our planet is Earth. When you put them together, "People who study stars looked for hints of life outside our planet" means that people who learn about stars were trying to find evidence of living things on other planets or in other parts of the universe.