Spiral Galaxies

A close-up of the Hubble image of the galaxy IC 342 reveals a mysterious, round, red gas cloud (arrowed, and inset at 5X size). It’s unclear what it might be. NASA / ESA / Paul Sell / Judy Schmidt
The beautiful spiral galaxy IC 342 and the mysterious huge bubble
Phil Plait
Trending on SYFY WIRE in Spiral Galaxies
Tag: Bad Astronomy
Tag: Hubble Space Telescope
Tag: galaxies
Tag: ALMA
Tag: cosmology

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How did this galaxy emerge from the chaos just 1.5 billion years after the big Bang?
Phil Plait
May 25, 2020
Artwork depicting the Wolfe Galaxy, a massive disk galaxy similar to the Milky Way that was already well formed when the Universe was 1.5 billion years old. Credit: NRAO/AUI/NSF, S. Dagnello
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Tag: Fast radio bursts
A new Fast Radio Burst discovery only deepens the mystery of these powerful blasts of energy
Phil Plait
Jan 15, 2020
The 8.2-meter Gemini North telescope took this image of the location of the fast radio burst FRB 180916.J0158+65 (green circle), which is in a star-forming region of a spiral galaxy about 500 million light years from Earth. Credit: Gemini Observatory
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Hubble's spectacular view of UGC 2885: Is this the biggest spiral galaxy in the Universe?
Phil Plait
Jan 9, 2020
The enormous spiral galaxy UGC 2885, nicknamed “Rubin’s Galaxy” after astronomer Vera Rubin. It may be the largest spiral galaxy known. Credit: NASA, ESA, and B. Holwerda (University of Louisville)
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Tag: spiral arms
Are galactic spiral arms traffic jams or do they wind up? The evidence is… polarizing.
Phil Plait
Dec 19, 2019
The magnetic fields lines in the galaxy NGC 1068 (swirls) as inferred from SOFAI observations superposed on an image combining observations from Hubble Space Telescope (visible light), NuSTAR (X-rays), and the Sloan Digital Sky Survey (also visible light)
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A flocculent spiral galaxy with a really, really weird middle
Phil Plait
Nov 15, 2019
A close-up of the central region of NGC 2775, showing how the arms end abruptly, giving way to a smooth distribution of stars. Credit: NASA/ESA/Hubble Space Telescope/Janice Lee, processed by Judy Schmidt
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Super spiral galaxies are huge and bright… and spin *really* rapidly
Phil Plait
Oct 21, 2019
Super spirals are huge spiral galaxies far larger and more massive than the Milky Way. Credit: NASA, ESA, P. Ogle and J. DePasquale (STScI). Bottom row: SDSS, P. Ogle and J. DePasquale (STScI)
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M81: Spiraling dusty galactic heat
Phil Plait
Oct 18, 2019
The nearby spiral galaxy M81 seen in three infrared colors by the Spitzer Space Telescope. Credit: NASA/JPL-Caltech
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Tag: Large Magellanic Cloud
Reassessing an irregular spiral: A spectacular image of the Large Magellanic Cloud
Phil Plait
Oct 4, 2019
The Tarantula Nebula in infrared isn’t quite as showy as it is in visible light, but it’s still impressive. Credit: ESO/VMC Survey
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That's OK, NGC 3242: Having that much gas would make anyone edgy
Phil Plait
Sep 6, 2019
The edge-on spiral galaxy NGC 3432 shows off a lot of gas clouds in this image from Hubble Space Telescope. Credit: ESA/Hubble & NASA, A. Filippenko, R. Jansen
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A little gorgeousness for you, c/o the spiral galaxy M61
Phil Plait
Aug 23, 2019
The center of the galaxy M61 shows the spiral pattern goes right down to the core. Credit: ESA/Hubble & NASA, Acknowledgement: Det58
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Battle of the bulges: Have astronomers been wrong about spiral galaxies all this time?
Phil Plait
Jun 12, 2019
The flocculent spiral galaxy NGC 2841. Credit: NASA, ESA and the Hubble Heritage (STScI/AURA)-ESA/Hubble Collaboration 
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SPECULOOS (yes, seriously), a new exoplanet hunter, comes online
Phil Plait
Apr 26, 2019
The Horsehead Nebula is named for obvious reasons; a thick clot of dust seen against glowing hydrogen gas. Credit: SPECULOOS Team/E. Jehin/ESO
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Facing the incomprehensible beauty of M 61
Phil Plait
Mar 28, 2019
The spectacular spiral galaxy M61, observed by the 8.2-meter Very Large Telescope. Credit: ESO
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ALMA sees 100,000 stellar nurseries in nearby galaxies
Phil Plait
Mar 26, 2019
The nearby spiral galaxy M 100 observed by ALMA (left) reveals the locations of star-forming nebulae; compare that to an image taken using the Very Large Telescope (right) in optical light
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Prelude to galactic catastrophe
Phil Plait
Feb 22, 2019
NGC 6769 (right) and 6770 (left) are two spiral galaxies on their way to a massive collision. Credit: NASA/ESA/ESO/Judy Schmidt
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