New Webb Telescope photos show off the Exposed Cranium Nebula

Engadget

by Anna Washenko

February 25, 2026

AI-Generated Deep Dive Summary

NASA’s James Webb Space Telescope has revealed striking new images of the Exposed Cranium Nebula, officially known as PMR 1. These visuals offer a fascinating glimpse into the final stages of a star’s life and the mechanisms behind the nebula’s distinctive brain-like shape. The images were captured using two of Webb’s advanced instruments: the Near-Infrared Camera (NIRCam) and the Mid-Infrared Instrument (MIRI). Together, they provide detailed insights into the nebula’s structure and evolution. The Exposed Cranium Nebula is a cloud of dust and gas that appears to have distinct regions reflecting different phases of its development. The outer shell consists mostly of hydrogen gas, which was ejected earlier in the process, while the inner core contains a more complex mix of gases with intricate structures. A prominent vertical dark line running through the nebula is thought to result from an outburst or outflow originating from the central star. This phenomenon is often associated with twin jets of material being ejected in opposite directions. These images are not just visually stunning but also scientifically significant. They provide clues about how stars evolve and how their deaths shape the surrounding space environment. By studying nebulae like PMR 1, astronomers can better understand the life cycles of stars and the materials they leave behind. The data collected by Webb’s instruments will likely contribute to future research on stellar evolution and the formation of cosmic structures. For tech enthusiasts and space nerds alike, this discovery is a thrilling reminder of the advancements in space exploration technology. The James Webb Space Telescope continues to push the boundaries of what we can see and learn about our universe. Its ability to capture such detailed and vivid images underscores the importance of investing in cutting-edge scientific tools and missions. The Exposed Cranium Nebula’s peculiar shape, combined with the insights from these new images, makes it a compelling subject for both scientists and the general public. As Webb continues to uncover hidden wonders of the cosmos, it not only advances our understanding of space but also inspires awe and curiosity in people around the world. This latest discovery highlights the intersection of science, technology, and artistry in

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Originally published on Engadget on 2/25/2026