A cup is a great idea. Every morning you can be surprised by what kinds of things float around the air at night, the insects that flew in while you brought in the groceries, heck, if you are lucky, you might even catch a spider or two. Happy sipping!
Please. They only exist because of government funding. If NASA had as many rockets explode as SpaceX has, people like you would be screaming about the waste of taxpayer dollars.
Also, it’s only a matter of time before starlink satellites crash into each other and start a chain reaction. You can kiss space travel goodbye after that.