Tag #Cosmology

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Oldest Confirmed Black Hole Discovered, Challenging Early Universe Theories

Using the James Webb Space Telescope, astronomers discovered a supermassive black hole at the center of galaxy CAPERS-LRD-z9, formed 13.3 billion years ago (500 million years post-Big Bang), estimated at up to 300 million solar masses, confirmed via spectroscopy.

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mk.ru
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New Model Predicts Universe's Collapse in 33 Billion Years

A new study suggests the universe will collapse in 33 billion years due to weakening dark energy, a finding supported by data from the Dark Energy Survey and Dark Energy Spectroscopic Instrument and contradicting previous theories of indefinite expansion.

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foxnews.com
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Ancient Radio Waves Reveal Early Universe's Energetic Galaxy Clusters

Astronomers detected faint radio waves from the galaxy cluster SpARCS1049, 10 billion light-years away, revealing a mini-halo of high-energy particles—a discovery suggesting earlier-than-thought energetic processes shaped galaxy clusters.

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Industry, Innovation, and Infrastructure
elmundo.es
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Revised Galaxy Collision Probability: Milky Way-Andromeda Merger Less Likely

New research, using advanced supercomputing and data from the Hubble and Gaia telescopes, indicates only a 2% chance of a Milky Way-Andromeda collision within 5 billion years, primarily due to the gravitational influence of the Large Magellanic Cloud; a Milky Way-Large Magellanic Cloud merger is nea...

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cnn.com
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Cosmic Joust: Galaxies Collide 11 Billion Light-Years Away

Astronomers using ground-based telescopes observed two galaxies 11 billion light-years away colliding at 1.8 million kilometers per hour, with one galaxy's quasar disrupting the other's star formation, offering a rare glimpse into galaxy mergers in the early universe.

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elpais.com
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Lisa Randall: Extra Dimensions, Funding Cuts, and the Future of Physics

Theoretical physicist Lisa Randall's groundbreaking Randall-Sundrum model, proposed in 1999, introduced extra dimensions to explain gravity's weakness, complementing Einstein's work; her current concerns involve political impacts on scientific research funding, evidenced by Harvard's significant fun...

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dw.com
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CERN observes asymmetry in baryons, shedding light on universe's matter dominance

CERN scientists detected a CP symmetry violation in baryons, particles composed of three quarks, using data from the LHCb experiment between 2011 and 2018, providing a potential explanation for the universe's matter dominance over antimatter.

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arabic.cnn.com
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Distant Fossil Galaxy Challenges Understanding of Galaxy Evolution

Astronomers have discovered KiDS J0842+0059, a fossil galaxy located 3 billion light-years away, offering a rare glimpse into the early universe and challenging current understanding of galaxy evolution; its discovery was announced in the May 31st edition of the Monthly Notices of the Royal Astronom...

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elmundo.es
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JWST Detects Oldest Known Galaxy, Challenging Big Bang Models

JWST confirmed the detection of galaxy MoM-z14, observed as it was 280 million years after the Big Bang, with a redshift of z=14.44, challenging existing models of galaxy formation due to its unexpectedly mature characteristics.

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forbes.com
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James Webb Telescope Revolutionizes Understanding of Early Galaxy Formation

The James Webb Space Telescope's observations of unexpectedly bright and chemically mature galaxies 300 million years after the Big Bang challenge existing models of galaxy formation, necessitating significant updates to our understanding of the early universe.

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No Poverty
bbc.com
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Death of Renowned Indian Astrophysicist Jayant Narlikar

Jayant Narlikar, an 86-year-old Indian astrophysicist known for his alternative to the Big Bang theory and his founding of IUCAA, passed away on Tuesday, leaving a profound impact on science and education in India.

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nrc.nl
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UCSD Researcher's Work Threatened by Funding Cuts Under Trump Administration

Floor Broekgaarden, a researcher at UCSD, uses gravitational waves from colliding black holes to study the role of massive stars in the early universe; however, her research is threatened by potential funding cuts under the Trump administration's policies targeting universities with diversity initia...

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Showing 1 to 12 of 46 results