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2025 Charles Lillo 2025 Charles Lillo

The Great Barred Spiral Galaxy (NGC 1365)

NGC 1365 is a massive barred spiral galaxy located in the Fornax constellation, approximately 56 million light-years from Earth. It is one of the most striking examples of a barred spiral, with a dominant central bar stretching across its core and feeding material into tightly wound spiral arms. Along these arms, pink Hα regions trace intense star formation, while blue clusters mark populations of young, massive stars. At the galaxy’s center lies an active nucleus powered by a supermassive black hole, whose influence shapes the inner structure and dynamics of the system.

This image reveals the delicate balance between structure and motion within NGC 1365. Dust lanes curve inward along the bar, guiding gas toward the core, while the outer arms fragment into luminous knots and filaments against the dark background of space. The surrounding star field and faint background galaxies emphasize both the scale of NGC 1365 and its isolation within the cosmic web, offering a detailed view of how bars drive evolution in large spiral galaxies.

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