›How NASA spent $10 billion on the James Webb telescope
science08:49How NASA spent $10 billion on the James Webb telescopeThe James Webb Space Telescope took more than two decades and $10 billion to build. It's one of NASA's m...ost expensive science projects. A combination of difficult engineering and mismanagement led to cost overruns and delays. Now it's nearly a million miles from Earth, preparing to capture images of the first stars that formed over 13 billion years ago.