I like the character in the middle.

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.

His dream is to do a space walk.

His dream is to walk in space.