I dream of traveling through the universe someday.

Uchuu-kun, have you finished your homework for today yet?

His speech skillfully used interjections, captivating the audience.

He listened to the news with an apathetic face.

He shows an apathetic attitude towards everything.

That movie was really touching.

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.