A red dwarf represented the most frequently observed category of main-sequence star. These stars, with lifespans exceeding 100 trillion years, constituted more than 70% of all stars within the galaxy. However, their limited emission of light and heat meant that only about 100 of these stars fostered the development of life within their respective star system.
Instances of red dwarves encompassed the primary star of the Pressylla system, the central star belonging to the Tertiary Usaita system, and the celestial body known as Barab.