Spacewalks ventured into the unknown.

Meaning: The activities where astronauts leave their spacecraft and work in space went to a place that is dangerous or unknown.

Choice of Words: Spacewalks are activities where astronauts leave their spacecraft and work in space. Ventured means to go somewhere that is dangerous or unknown. Unknown means something that is not known or understood.

Alternative Expressions

Astronauts dared to explore the uncharted territory.

Meaning: This sentence means that astronauts were brave enough to travel to a place in space that no one had ever been to before. It's like saying, The astronauts went on a journey to a place in space that no one knew about.

Choice of Words: Astronauts are people who travel in space. Dared means to have the courage to do something difficult or dangerous. Explore means to travel to a new place and learn about it. Uncharted territory means a place that has not been explored or mapped before.

Explorers pushed the boundaries of human knowledge by venturing into the vast expanse of space.

Meaning: This sentence means that astronauts went on a journey to a place in space that no one had ever been to before, and by doing so, they expanded what people know about the universe. It's like saying, The astronauts went on a journey to a place in space that no one had ever been to before, and by doing so, they taught us more about the universe.

Choice of Words: Explorers are people who travel to new places to learn about them. Pushed the boundaries means to go beyond what is known or expected. Human knowledge refers to what people know about the world. Vast expanse means a very large and open area. Space refers to the area beyond Earth's atmosphere.

Related Expressions