He is an expert in astrophysics.

I hope our love will be eternal.

The Emperor is a symbol of Japan, symbolizing the unity of the people.

His name is Yamada Taro.

The calculation of this transposed matrix is a bit complicated.

He is world-famous as an astronomer.

This transporter is designed to carry luggage efficiently.

Radio astronomy plays a very important role in understanding the universe.

I plan to go to a new exhibition next week.

Every Sunday, this street becomes a pedestrian-only street.