Her face was shining with ecstasy.

His face was full of happiness.

His lateness is due to traffic congestion.

In order to solve problems, it is important to listen to the opinions of many people, as the saying goes, 'two heads are better than one'.

He rejoiced when he heard about the success.

Alpha Centauri, in the constellation of Centaurus, is the closest star to Earth.

He said, 'A nameless star comes out in the evening,' teaching me that achieving a goal is not easy.

A sub-brown dwarf is a celestial body between a planet and a brown dwarf.

Astrocytes are one of the important support cells in the brain.

Kei's birthday party was filled with everyone's jubilation.