Webb Exposes Messier 77’s Energetic Core

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Source: Interesting Engineering
Webb Exposes Messier 77’s Energetic Core
Photo: Interesting Engineering
TL;DR Summary

NASA’s James Webb Space Telescope has captured a striking new image of Messier 77, revealing a brilliantly bright galactic core powered by a supermassive black hole (about eight million solar masses) and a gas- and dust-rich disc fueling active star formation. Webb’s near-infrared view highlights a central bar and a luminous starburst ring, while the mid-infrared reveals cooler dust extending the view beyond visible light. The orange rays are diffraction spikes—optical artifacts from Webb’s hexagonal mirrors and support structure, not real features. Messier 77 also shows outer hydrogen filaments and a faint ring indicating extended star-forming activity, earning it the nickname Squid Galaxy. The image comes from observing program #3707, designed to study star formation in massive nearby galaxies and to build a rich dataset for future research.

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