Amazon founder Jeff Bezos told audiences at a private talk at Yale on Tuesday that Blue Origin is his most important work. The billionaire says he has the vision to set up the infrastructure for other space startups to succeed.

Bezos’ space exploration company is propped up by a system that liquidates a billion dollars of Amazon's shares every year to fund it.

The talk was hosted by The Wings Club, a professional aviation group, and moderated by Jeff Foust, a senior staff writer at Space News. Bezos told Foust that while there were support systems for companies like Amazon and Facebook to succeed when they started, the same types of opportunities don’t exist for small space-based companies.

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