SpaceX's march toward the public markets is no longer a distant thought experiment but a live question hanging over one of the market's most polarizing stocks, Tesla. If investors are about to put a formal price on Elon Musk's space ambitions,

SpaceX is suddenly brushing up against the kind of valuation territory that used to belong almost exclusively to Big Tech and Tesla, forcing investors to ask whether Elon Musk is on the verge of building another $1 trillion giant.

The Tesla, SpaceX and X boss says he wouldn’t try it again after seeing what his political foray did to Tesla's sales and image.