He is known as a person with power and influence in this town.

Asei is my elder brother.

Maybe because of lack of sleep, my head feels fuzzy.

He is the type of person who thinks it's a moonlit night if it's bright, so he only has a one-sided perspective.

The problem of space debris could potentially have a significant impact on future space development.

The study of cosmic rays may hold the key to unraveling the mysteries of the universe.

He proposed a new theory about cosmology.

He believes that aliens exist.

He is reading a book about space flight.

In philosophy, we consider ourselves a part of the macrocosm.