Elon Musk's rocket maker is set to debut on the Nasdaq on Friday in what will be the largest IPO in history.

NEW YORK - The stock market debut of SpaceX -- Elon Musk's rocket, satellite and company -- expected Friday, could be the biggest in history. Here are the key numbers.

Elon Musk’s rocket company SpaceX will make its debut on Wall Street Friday. Both institutional and retail investors are expected to gobble up the 555.6 million shares going up…