Galaxies
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‘Cold stream’ of molecular gas outside a galaxy observed, confirming theories of…
Cosmic stream of cold gas connected to the massive Anthill Galaxy. Emission from carbon atoms in the stream is highlighted…
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Researchers predict a large population of ultra-diffuse local galaxies
Dark matter (red), gas (green), and stars (white) in one of the simulated Local Groups from HESTIA. The simulated analogues…
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AI algorithm unblurs the cosmos
A simulated image to match the parameters of the Vera C. Rubin Observatory’s Legacy Survey of Space and Time (LSST).…
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Scientists observe flattest explosion ever seen in space
Slim Boom. Credit: Phil Drury, University of Sheffield An explosion the size of our solar system has baffled scientists, as…
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The first JWST spectrum of the GRB 221009A afterglow
Artist’s illustration of a gamma-ray burst resulting from a collapsing stars, ejecting particles and radiation in a narrow jet. Credit:…
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Fast radio bursts used as ‘searchlights’ to detect gas in Milky Way
An illustration of a radio signal from a fast radio burst as it moves toward telescopes on Earth. Credit: J. Josephides/Swinburne…
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First successful simulations of how galaxy shapes are formed
Galaxies by intermittent ring releases of stellar seeds from two attached galactic seeds (double disc galaxy, Type 3–1). (a) no…
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‘Taffy Galaxies’ collide, leave behind bridge of star-forming material
The Gemini North telescope, one half of the International Gemini Observatory, operated by NSF’s NOIRLab, captured this dazzling image of…
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Chandra determines what makes a galaxy’s wind blow
This release features an optical image of the spiral galaxy NGC 253, and a separate composite closeup of the galaxy’s…
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Astronomers witness the birth of a very distant cluster of galaxies from the ear…
This image shows the protocluster around the Spiderweb galaxy (formally known as MRC 1138-262), seen at a time when the…
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