Barred, flocculent, and full of fire — IC 5201
IC 5201 is a barred spiral galaxy of type SBc, lying some 40 million light years away in the constellation Grus. Measuring nearly 130,000 light years across, it is larger than the Milky Way, and its tilted disk covers about 6.6 × 3.3 arcminutes on the sky.
This galaxy is a textbook example of a flocculent spiral: instead of well-defined arms, its disk is stitched with patchy, fragmented segments full of star-forming regions. This image reveals brilliant H II regions glowing pink from hydrogen emission, along with blue knots of young star clusters scattered across the spiral arms. A prominent central bar is crossed by dark dust lanes, giving the inner structure a layered, textured look.
Look closely and you’ll notice a faint outer halo stretching farther on one side — a subtle glow that hints at a distorted or extended outer disk. Whether it’s the fading trace of past interaction or just the galaxy’s lopsided star-forming history, it adds another layer of character to this “flocculent” spiral.
Although IC 5201 is considered a member of the loose Grus group, it floats in near isolation here, framed against a backdrop of distant galaxies. That sense of solitude — a single restless spiral surrounded by the faint whispers of the larger cosmos — makes this galaxy stand out in deep exposures.
And just think — 40 million years ago when this light left, the Himalayas were still rising.
Imaged in LRGB H alpha on my Planewave CDK 1000 at Observatorio El Sauce, Chile.
Image acquisition and processing: Mike Selby