The most powerful rocket ever built is now even bigger and more powerful. But will it work?

SpaceX is set to reignite a make-or-break testing campaign of its Starship megarocket — and the stakes are high for the company, NASA and beyond.

​ SpaceX is set to reignite a make-or-break testing campaign of its Starship megarocket — and the stakes are high for the company, NASA and beyond. Read More Breaking News, Latest News and Videos | CNN