Investors who bought the automaker’s shares in its initial public offering became rich. As a result, many have a deep faith in Elon Musk, the chief executive of Tesla and SpaceX.

© Brendan McDermid/Reuters

As the company prepares for its stock market debut, here’s what the initial public offering means for banks, Elon Musk and everyday investors.

© Gabriel V. Cárdenas for The New York Times

Experts have been hopeful, but say the agency’s lunar aspirations are largely at the whims of two billionaires, Elon Musk and Jeff Bezos.

© Blue Origin

The SpaceX I.P.O. proves the stock market has become a hype machine.