We are going on a trip together.

I lost my precious belongings.

The explosion of a supernova is one of the brightest events in the universe.

Gojoseon was the oldest dynasty in East Asia.

She was wearing a moonstone necklace.

Astronomers have reported the discovery of a new supernova.

This rock is mainly composed of albite.

I decided to take on a new project.

He was chosen as the challenger for the next match.

She was wearing a moonstone necklace.