The James Webb Space Telescope is now in its Final Stretch
James Webb, astronomy's new super space telescope, has taken another major step to full operational capability. The $10bn successor to the Hubble Space Telescope is now fully focused and aligned. Light bounces perfectly off its mirrors to form pin-sharp imagery in all four of its instruments. All that remains is to check that the instruments are properly calibrated - that they are delivering their data in a way that's expected […]