1The universe or cosmos — everything that exists, encompassing all matter, energy, and space; also used to mean outer space.
宇宙にはまだ多くの謎が残っている。
There are still many mysteries left in the universe.
将来は宇宙飛行士になりたいと言っていた。
He said he wanted to become an astronaut in the future.
宇宙の広がりを考えると気が遠くなる。
Thinking about the vastness of the universe is overwhelming.