The circumpolar star is always visible in the north.

The albatross is a seabird with long wings.

We need to minimize the system's downtime.

He likes to read The Arabian Nights.

I read One Thousand and One Nights and was drawn into the charm of the Orient.

Her name is Izayoi Bara.

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.