[Tee tiong huat]

The heart of our Milky Way galaxy is much active than most people would realize. In fact, astronomers discovered two gigantic “bubbles” extending above and below the galactic center, roughly 50,000 light years in each direction. OMG.....
https://www.earth.com/news/two-enormous-...ay-galaxy/

The identified objects are of many sizes, but much smaller than planets, and, on average, are about one million kilometers (or six hundred thousand miles) apart. This asteroid belt is called main asteroid belt or main belt to distinguish fm other asteroid populations in Solar System.
https://en.m.wikipedia.org/wiki/Asteroid_belt