For scientists, relief and joy abound as James Webb Space Telescope completes monthlong journey

NASA can breathe a $10 billion sigh of relief. The agency’s James Webb Space Telescope arrived safely at its ultimate destination Monday (Jan. 24), in great health and carrying even more fuel than expected after several deep-space engine burns. Webb’s arrival at the Earth-sun Lagrange Point 2¬†(L2), roughly one million miles (1.5 million kilometers) from … Read more

James Webb Space Telescope Completes Crucial Sunshield Deployment

The James Webb Space Telescope has successfully deployed all five layers of its tennis-court-sized sunshield, a prerequisite for the telescope’s science operations and the most nerve-wracking part of its risky deployment. The challenging procedure, which required careful tensioning of each of the five hair-thin layers of the elaborate¬†sunshield¬†structure was a seamless success today (Jan. 4). … Read more

James Webb Space Telescope completes tricky sunshield deployment

The James Webb Space Telescope has successfully deployed all five layers of its tennis-court-sized sunshield, a prerequisite for the telescope’s science operations and the most nerve-wracking part of its risky deployment. The challenging procedure, which required careful tensioning of each of the five hair-thin layers of the elaborate sunshield structure was a seamless success today … Read more