One kilowatt is about what it takes to heat up some leftovers in a microwave — or to power the largest and most technically advanced telescope ever built. Thanks to its solar array, NASA’s James Webb Space Telescope will stay energy-efficient more than 1 million miles (1.5 million kilometers) from Earth.
Click here for original story, NASA’s Webb “Powerhouse” Solar Array Reconnects to the Telescope
Source: NASA Goddard Center