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Categories: Space: Cosmology
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Most frequent words in this category for articles published in the last 45 days:
galaxies (12),
universe (9),
matter (5),
stars (4),
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around (3),
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dark (3),
dust (3),
early (3),
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Published Metal-poor stars are more life-friendly - Metal-Poor Stars: The Key to Life-Friendly Planets



A star's chemical composition strongly influences the ultraviolet radiation it emits into space and...
Published New discovery sheds light on very early supermassive black holes - New Discovery Sheds Light on Very Early Supermassive Black Holes


Astronomers have discovered a rapidly growing black hole in one of the most extreme galaxies known i...
Published Weigh a quasar's galaxy with precision - Weigh a Quasar's Galaxy with Precision



Scientists have managed to weigh -- more precisely than any other technique -- a galaxy hosting a qu...
Published Discovery of massive early galaxies defies prior understanding of the universe - Discovery of Massive Early Galaxies Defies Prior Understanding of the Universe


Six massive galaxies discovered in the early universe are upending what scientists previously unders...
Published Ultracool dwarf binary stars break records - Ultracool Dwarf Binary Stars Break Records


Astrophysicists have discovered the tightest ultracool dwarf binary system ever observed. The two st...
Published Short gamma-ray bursts traced farther into distant universe - Short Gamma-Ray Bursts Traced Farther into Distant Universe


Astronomers have developed the most extensive inventory to date of the galaxies where short gamma-ra...
Published Non-detection of key signal allows astronomers to determine what the first galaxies were -- and weren't -- like - Non-Detection of Key Signal Allows Astronomers to Determine What the First Galaxies Were -- and Weren't -- Like


Researchers have been able to make some key determinations about the first galaxies to exist, in one...
Published Scientists observe flattest explosion ever seen in space - Scientists Observe Flattest Explosion Ever Seen in Space



Astronomers have observed an explosion 180 million light years away which challenges our current und...
Published Radio signal reveals supernova origin - Radio Signal Reveals Supernova Origin



Astronomers reveal the origin of a thermonuclear supernova explosion. Strong emission lines of heliu...
Published Darkest view ever of interstellar ice - Darkest View Ever of Interstellar Ice



Astronomers used observations from the James Webb Space Telescope (JWST) to achieve the darkest ever...
Published Astrophysicists confirm the faintest galaxy ever seen in the early universe - Astrophysicists Confirm the Faintest Galaxy Ever Seen in the Early Universe



After the Big Bang, the universe expanded and cooled sufficiently for hydrogen atoms to form. In the...
Published Characterizing the earliest galaxies in the universe -- only 200 million years after the Big Bang - Characterizing the Earliest Galaxies in the Universe -- Only 200 Million Years After the Big Bang


An international team of astrophysicists has managed to statistically characterize the first galaxie...
Published AI finds the first stars were not alone - AI Finds the First Stars Were Not Alone


Machine learning and state-of-the-art supernova nucleosynthesis has helped researchers find that the...
Published Galactic explosion offers astrophysicists new insight into the cosmos - Galactic Explosion Offers Astrophysicists New Insight into the Cosmos


Using data from the James Webb Space Telescope's first year of interstellar observation, an internat...
Published James Webb spots super old, massive galaxies that shouldn't exist - James Webb Spots Super Old, Massive Galaxies That Shouldn't Exist


A team of international researchers have identified six candidate galaxies that existed roughly 500...
Published New analysis approach could help boost sensitivity of large telescopes - New Analysis Approach Could Help Boost Sensitivity of Large Telescopes


Researchers detail an analysis method that could improve telescopes at the Simons Observatory by eva...
Published Artificial intelligence discovers secret equation for 'weighing' galaxy clusters - Artificial Intelligence Discovers Secret Equation for 'Weighing' Galaxy Clusters


Astrophysicists have leveraged artificial intelligence to uncover a better way to estimate the mass...
Published How cosmic winds transform galactic environments - How Cosmic Winds Transform Galactic Environments



Much like how wind plays a key role in life on Earth by sweeping seeds, pollen and more from one pla ...
Published Hubble sees possible runaway black hole creating a trail of stars - Hubble Sees Possible Runaway Black Hole Creating a Trail of Stars



There's an invisible monster on the loose, barreling through intergalactic space so fast that if it...
Published Neutron star's X-rays reveal 'photon metamorphosis' - Neutron Star's X-rays Reveal 'Photon Metamorphosis'



A 'beautiful effect' predicted by quantum electrodynamics (QED) can explain the puzzling first obser...