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:Trilobites: Meet the Spiders That Feed Milk to Their YoungTrump’s ‘Energy Dominance’ Doctrine Is Undermined by Climate ChangeDr. Gerald Berenson, 96, Dies; Traced Heart Disease to ChildhoodNASA’s Return to the Moon to Start With Private Companies’ SpacecraftFur Trapper Kills Grizzly Bear After His Wife and Baby Were Mauled in the YukonMeteorite warning: ASTONISHING moment blue FIREBALL rips through sky