Removed for Rule 2:
- All comments must be a single character (including number and emoji, they too have to be single letter), except:
1: When the post title begin with [Meta]; 2. Comments reminding people that they violate the rules.
Following is the original reply:
If you're asking why it doesn't fall off into space, it's for the same reason you don't. Gravity pulls on everything on Earth, including water.
A