SpaceX Is Now One of the World’s Most Valuable Privately Held Companies Elon Musks’s rocket company raised $350 million in a new financing, raising its valuation to about $21 billion. Share: Facebook Twitter Google+ Stumble Digg Email ThisBlogThis!Share to XShare to Facebook Related Posts:When is the Pink Moon 2017? How to spot it, where you can seeMARS MYSTERY: Giant HAND and THUMB spotted in Nasa Rover imagesTrilobites: Photos of Jupiter From NASA Spacecraft, Both Near and FarPet City: Scoop It Up! That Stuff Could Aid ScienceInsurers Stem Losses, and May Soon Profit, From Obamacare PlansHow memories are made: Scientists discover 'beautiful' secret