Inyenyeri
Sun
Our star: a ball of hot plasma that holds about 99.86% of the solar system's mass.
NASA
Star: i Inkomoko Bya Byose i ku, na i Injizanyuma buri in.
The Sun is a G-type main-sequence star (spectral type G2 V) about 4.6 billion years old. It shines by fusing hydrogen into helium in its core, where the temperature is about 15.7 million kelvin. Its visible surface, the photosphere, has an effective temperature of 5,772 K.
It does not rotate like a solid body: its equator turns once in about 25 days and its poles in about 35. ,, na in i Sisitemu.
Inkomoko y'ibyatanzwe
na Koresha ya:. OYA Byakoreshejwe ya: Ibuganya, Cyangwa Icyo ari cyo cyose. Kigenga na -. i Ibigize