Adjusting the Focus of 18 James Webb Telescope Mirrors, Here’s How the Hexagonal Star Was Recorded
TELESCOPE Outer Space James Webb completed one of the first important stages of the process namely aligning the observatory’s 18-segment main mirror. A single star observed by the observatory was deliberately changed 18 times into a hexagonal shape. In the end, the 18 images will be perfectly aligned into one sharp focus. The interim result … Read more