Answer:
A mass of protons and magnetic fields
Step-by-step explanation:
Our solar system revolves around the Sun, which is a star at its core. It's a yellow dwarf star that emits infrared energy (heat), ultraviolet radiation, radio waves, and light, among other things. It also emits a stream of particles known as "solar wind" that reaches Earth. Our Sun is a star of medium size. It's largely composed up of hydrogen and helium. The Sun is the most crucial star to Earth out of billions of stars in the cosmos.