Cosmo
News about discoveries in cosmology, astronomy and the universe, with documented philosophical and spiritual implications.
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Hubble Finds That Small Galaxies Have Lost Much of Their Oxygen
A NASA-led study of 37 nearby dwarf galaxies finds much of their stellar-made oxygen missing, pointing to powerful galactic winds and unresolved questions about…
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Hubble and Webb Reveal Different Sides of a Stellar Nursery Shaped Like a Cat
New Hubble and Webb images reveal stars and sculpted dust inside the Cat’s Head Nebula, showing why multiple wavelengths matter to the science of…
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Webb Spots a Possible Stellar Explosion From the Early Universe
A new JWST transient candidate offers a rare view of a stellar explosion at redshift five, but its exact nature remains uncertain.
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A Cosmic Treble Clef Reveals How Two Galaxy Clusters Collided
Chandra and radio observations unravel an extraordinary treble-clef-shaped cosmic structure, created by black-hole activity and a galaxy-cluster collision.
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A Possible Microblazar Could Be Pointing a Black Hole Jet Toward Earth
Astronomers are investigating an unusual Milky Way system that may aim a relativistic black-hole jet toward us, although its classification remains uncertain.
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Webb Peers Into a Stellar Nursery and Reveals Stars Still Being Born
A new James Webb Space Telescope view of NGC 7129 reveals hidden protostars, shocked hydrogen and jets sculpting a stellar nursery 3,300 light-years away.
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Phoenix Planet May Have Been Born From the Ashes of Its Dead Star
Hubble data reveal a candidate second-generation gas giant that may have formed from material shed by its dead white-dwarf star—a possible cosmic rebirth.
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Black Hole Jets May Decide Whether Entire Galaxies Live or Go Quiet
Astronomers find that supermassive black-hole jets can heat gas hundreds of thousands of light-years away, influencing whether galaxies keep forming stars.
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MEGATRON Simulations Trace How the First Stars Began Building the Material of Worlds
New MEGATRON simulations connect the first stars, early galaxies and the chemical fingerprints that eventually made planets and life possible.
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Mars May Have Lost a Northern Ocean Before Retreating Into Isolated Lakes
New delta experiments and orbital analysis suggest Mars shifted from a northern ocean 3.8–3.2 billion years ago to later, scattered lakes.
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Could Dark Energy Be a Macroscopic Imprint of Quantum Gravity?
A new cosmology presentation at Kavli IPMU explores whether cosmic acceleration could emerge from a quantum uncertainty relation operating at the scale of the…
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Astronomers Report the First Radio Aurora Directly Localized to an Exoplanet
Astronomers report auroral radio emission localized to Beta Pictoris b, potentially opening a new way to measure magnetic fields around distant worlds.
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The Ghosts of Five Supernovas Stretch Across One Extraordinary View of the Sky
A remarkable wide-field image reveals the remnants of five ancient supernovas, preserving the visible aftermath of stellar deaths that may have once lit the…
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Webb Turns a Galaxy Cluster Into a Cosmic House of Mirrors
A new James Webb Space Telescope image shows distant galaxies stretched and multiplied by gravitational lensing.
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CHIME Detects Ancient Hydrogen Glow on Its Own, Opening a New Route to Dark Energy
CHIME has made its first standalone detection of distant neutral hydrogen, opening a new independent path toward mapping cosmic expansion and testing dark energy.
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A Giant Radio Galaxy Shows Four Separate Eras of Black Hole Jet Activity
Astronomers have identified a giant radio galaxy that may preserve four separate episodes of black hole jet activity across millions of years.
