In a rare "time-critical" decision, the James Webb Space Telescope will study the true size of the "potentially hazardous" ...

Observations from the James Webb Space Telescope reveal monster black holes in the early universe that seem to have grown too big, too fast. New research points to a strange form of dark matter as ...

This image of Jupiter from NASA’s James Webb Space Telescope’s NIRCam (Near ... Scientists have used the image to find a high-speed jet stream spanning over 3,000 miles (4,800 kilometers ...