Yes. The Sun is a star located in the Milky Way galaxy. It is the centre of our solar system and makes up 99.86% of the total mass of the solar system. The Sun is a G-type main-sequence star, also known as a yellow dwarf star, and is about 4.6 billion years old. It is the closest star to Earth, being approximately 150 million kilometres away. The Sun is the primary source of energy for life on Earth, and its gravity holds the planets in the solar system in orbit.