1. gravity (gravitational pull from the sun brings all the planets into orbit)
2. the big bang.
3. hydrogen gas.
4. planets, moons, asteroids, and comets
5. it’s becomes a black dwarf star
B. Science is based off of evidence and factual statements. Things that can be observed. Whereas the other answers someone can believe something different. But if 10 people are in a room, they can observe that bees prefer red flowers.