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Hubble captures active spiral galaxy IC 486 in a new image.
Summary
Hubble released a new image of the barred spiral galaxy IC 486, about 380 million light-years away, which shows a bright active nucleus powered by a supermassive black hole of more than 100 million solar masses.
Content
Hubble Space Telescope captured a new image of the barred spiral galaxy IC 486 set against deep space. The galaxy lies near the edge of the constellation Gemini at about 380 million light-years from Earth. Its bar and ring-like spiral arms are visible, with a pale center of older stars and faint bluish regions that mark more recent star formation. A bright central glow indicates an active galactic nucleus powered by a supermassive black hole weighing more than 100 million times the Sun.
Key details:
- IC 486 is classified as a barred spiral galaxy located near the constellation Gemini, roughly 380 million light-years away.
- The galaxy shows a bright central active galactic nucleus (AGN) associated with a supermassive black hole of over 100 million solar masses.
- Hubble imaging reveals older stars in the pale center, bluish patches of recent star formation in the disk, and dust lanes that trace regions of molecular gas.
- The image combines data from Hubble observing programs #17310 (PI: M. J. Koss) and #15444 (PI: A. J. Barth).
- Research teams are using expert classifications and Galaxy Zoo citizen science and are testing machine learning and large language models on these images.
- The frame also contains foreground stars, some with diffraction spikes, and more distant background galaxies.
Summary:
The image illustrates links between a galaxy's large-scale structure and activity at its center, showing how bars, arms, stars, gas, dust, and a central AGN appear together. Teams plan to release the associated datasets, and researchers will use the images to compare human classifications with machine learning and language-model approaches ahead of larger survey work by Euclid, the Vera Rubin Observatory, and NASA's Roman Space Telescope.
