Elon Musk's SpaceX is getting ready to break new records on Wall Street — and make one of the world's wealthiest men even wealthier. The space-launch company filed financial information with regulators to pull off what could be the biggest initial public offering ever in mid-June.

SpaceX’s IPO prospectus is a treasure trove. On some level, that’s expected: Elon Musk (the world’s richest person) and his businesses have long been their own landscape of lightning rods. But SpaceX has always especially captured imaginations.