If you can talk, then you can talk to your dog whenever it is near, but if you hear your dog talking back then you may need to lie down for a wee nap.

Is there much call for project managers?

So it can't be shot down?

Yes. The Earth and the Moon are tidally locked, so if the Moon was the size of the Earth we would have what you posit.

Well, we can only say for sure about what we can see and detect, not off to infinity.

The silence that we hear is the silence of an empty field. We are alone.

Do a search on eBay. I had a look there and there are plenty of options, but I'm not in a position to recommend any of them.

A pair of second-hand binoculars might suit you as starting equipment.

Many of the successful comet spotters used binoculars, a comfortable seat, and electrically-warmed slippers. They familiarised themselves with all of the objects in one place and then noticed if anything new turned up.

Accumulate a billion dollars in personal finance and buy yourself a ticket.

Yes, but although Andromeda is larger than our galaxy it isn't a large galaxy by astronomical standards, and it is destined to merge with our own, in the fullness of time.

"The edge of the universe" should be rightly called "the edge of the observable universe".