galaxies

Artwork depicting a tidal disruption event, when a star is torn apart by a black hole. A stream of matter is puller off, forming a disk around the black hole and creating an outflow of high-speed material. Credit: ESO/M. Kornmesser
Astronomers get a front row seat to a star getting torn apart by a huge black hole
Phil Plait
Trending on SYFY WIRE in galaxies
Tag: Bad Astronomy
Tag: supermassive black holes
Tag: Stars
Tag: tidal forces
Tag: Universe

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Not aliens but ORCs: What are these mysterious giant radio rings in the sky?
Phil Plait
Sep 10, 2020
ORC 1, a ring of radio emission in the sky that is as yet unexplained. Credit: Norris et al.
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Why is there a normal galaxy sitting at the edge of the Universe?
Phil Plait
Sep 7, 2020
The ALMA image of the very distant galaxy SPT0418, distorted into a ring due to the gravity of an intervening galaxy. Credit: ALMA (ESO/NAOJ/NRAO), Rizzo et al.
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The Andromeda galaxy's halo is already colliding with the Milky Way's
Phil Plait
Aug 31, 2020
Artwork depicting the halo of the Andromeda galaxy (purple) superposed on an image of the night sky to show its scale. Credit: NASA, ESA, J. DePasquale and E. Wheatley (STScI) and Z. Levay
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Tag: Milky Way
Tag: star formation
Is the Milky Way evolving right before our eyes? Something it just spewed out could mean exactly that
Elizabeth Rayne
Aug 26, 2020
NASA image of the Milky Way
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How to make a blazar: Slam two galaxies together and watch them feed a huge black hole
Phil Plait
Aug 13, 2020
Artist drawing of a blazar, a galaxy with a supermassive black hole spewing out energy. Credit: DESY, Science Communication Lab
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International telescopes capture radiant new magnetic fields spanning entire spiral galaxy
Jeff Spry
Jul 27, 2020
spiral galaxy
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When were the *very* first stars born? Earlier than we can see, even with Hubble
Phil Plait
Jun 16, 2020
Artwork depicting the first stars in the Universe lighting up the gas clouds from which they were born. Credit: NAOJ
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One ring (galaxy) to bring them all, and in the darkness bind them
Phil Plait
May 26, 2020
Hoag’s Object is a perfect example of a ring galaxy, about 600 million light years away. Credit: NASA and The Hubble Heritage Team (STScI/AURA); Acknowledgment: Ray A. Lucas (STScI/AURA)
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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: nebulae
How to make a massive star cluster: Start with a lot of gas. A *lot*.
Phil Plait
May 5, 2020
Detail of Hubble image of the globular cluster M22. Credit: ESA/Hubble & NASA
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Record-breaking blazar found 12.8 *billion* light years from Earth
Phil Plait
Mar 9, 2020
Artist drawing of a blazar, a galaxy with a supermassive black hole spewing out energy. Credit: DESY, Science Communication Lab
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Yo, I heard you like galaxy collisions so I put a galaxy collision in your galaxy collision
Phil Plait
Feb 7, 2020
NGC 4490, a galaxy bursting with star formation after a recent close encounter with a smaller galaxy. Credit: ESA/Hubble & NASA Acknowledgements: D. Calzetti (UMass) and the LEGUS Team, J. Maund (University of Sheffield), and R. Chandar (University of To
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A huge distant galaxy went from making billions of stars to suddenly stopping. Why?
Phil Plait
Feb 6, 2020
The hugely sprawling Tarantula Nebula, a vast star-forming complex in a nearby satellite galaxy of the Milky Way. It's currently making hundreds of thousands of stars. Credit: ESO
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In dwarf galaxies, a black hole wind is rising
Phil Plait
Jan 27, 2020
Black hole with accretion disk and jets
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Tag: Spiral Galaxies
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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