Q: Fact 1: Gravity pulls objects towards planets. Fact 2: Gravity is created by the mass of a planet, star or other celestial body. Given the two facts above, what does gravity pull objects closer to?

Options:
1). Something to move
2). celestial bodies
3). mouth of rivers
4). satellites
5). the galaxy
6). solar system
7). clouds
8). kinetic energy
A:
2).