Bible is the assembled of many books in different culture ,tradition and different years, different prophets and apostles with different ideas and experiences, what written in the bible is the idea and wisdom of the writers.
Christians don't generally say anything like that. Actually, you are the first I have ever heard say this. Well, of course I didn't "hear" it. I read it in your post. But if you'd rather I heard it, I could read it out loud for you.
Christians deny this because they do not want to go down in history and look at the facts. It's easier for them to simply believe in something incomprehensible that they just do not bother searching for the truth.
Actually, believing in Jesus salvation is the ONLY way to make it to Heaven.
Actually, the Falcon 9 thing has never been done yet. There are enough risks with it, that it might kill anyone who does it. The money system is riding bubbles that might drop money out from under the project anytime.
Donations to God are helping people find other people for salvation to everlasting life.