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Hubble shows star formation in Andromeda galaxy is winding down
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Astrophysics
31 trends tracked about this subject — the full history, oldest to newest below.
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Astronomers identify one of the universe's rarest black hole events
Astronomers have detected a rare 'wandering' mega black hole at the edge of a galaxy, captured as it shreds a nearby star.
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It’s Becoming Clear Why Black Holes Never Run Out of Fuel
New observations from the James Webb Space Telescope reveal a supermassive black hole recycling its own fuel to sustain its activity.
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How Fast Is the Universe Really Expanding?
New scientific discussions are challenging the existence of dark energy and examining how the universe expands faster than the speed of light.
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Scientists Finally Found the Universe’s Missing ‘Ordinary’ Matter
Recent astronomical discoveries reveal both fifty-five percent more silver in the Sun and the whereabouts of missing ordinary matter.
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James Webb Space Telescope discovers how black holes feed themselves
The James Webb Space Telescope has captured new data on black hole fuel sources and the unexpectedly rapid development of early galaxies.
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Researchers just uncovered more about the asteroid that killed the dinosaurs 66 million years ago
Researchers have identified a rare class of 'oddball' meteorite as the catalyst for the mass extinction of dinosaurs 66 million years ago.
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A 1971 prediction by Stephen Hawking just came true with a cosmic collision 1.3 billion light-years away:
A cosmic collision 1.3 billion light-years away has validated a 1971 prediction by Stephen Hawking through the detection of gravitational waves.
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NASA's Roman Space Telescope set to unlock the universe's biggest mysteries
NASA's Nancy Grace Roman Space Telescope is poised to transform cosmic understanding by observing distant black holes that shred stars.
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99% of a core-collapse supernova’s energy is invisible
Physicists have recorded the first neutrino "whisper" from a combined billion supernovae across the universe, revealing the invisible energy of stellar collapse.
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The James Webb Space Telescope found tiny “little red dots” that looked like impossibly compact galaxies — but astronomers now suspect many may be “black hole stars,” young black holes wrapped in gas so dense that the material falling into them produces
The James Webb Space Telescope has detected 'little red dots' that may be 'black hole stars' rather than compact galaxies.
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Space jam: astronomers detect ‘raspberry sugar’ on dust cloud in Milky Way
Astronomers have detected a specific four-carbon sugar lurking within a dust cloud near the center of the Milky Way galaxy.
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Gravitational waves reveal hidden populations within black hole mergers
Gravitational wave analysis has uncovered 'second-generation' black holes, suggesting some are born from previous black hole mergers.
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Evidence Mounts for Hierarchical Black Hole Mergers
Researchers have identified a massive new catalog of 390 gravitational-wave events, suggesting some black holes are formed by previous mergers.
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Euclid discovers the most ancient quasars in the universe
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Astrophysicists Puzzle Over Webb’s New Universe
Astrophysicists face a major cosmic mystery as new observations from the James Webb Space Telescope reveal perplexing celestial objects.
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Giant exoplanet may hold a magnetic grip on its host star
Giant exoplanet’s magnetic field may be gripping its star, linking two worlds in unprecedented magnetic interaction.
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A single origin story for the Milky Way's most mysterious stars
Astronomers are reconsidering the heart of the Milky Way as a hidden black hole may explain the origin of the galaxy's most mysterious stars.
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The universe should look the same in all directions at large scales, but DESI data suggest otherwise
New DESI findings reveal gigaparsec‑scale cosmic structures that challenge the universe’s assumed isotropy.
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GW250114 reveals signatures of post-merger black-hole horizon
Astronomers have detected the first fingerprints of a black hole's event horizon following a merger event known as GW250114.
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Titan and Pluto exhibit the same mysterious spectral feature—and researchers can't figure out its origin
Researchers have identified an identical, unexplained chemical signature on both Titan and Pluto using the James Webb Space Telescope.
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A Dark Dimension Could Link Two of the Universe’s Great Unknowns
Scientists are investigating a 'magic line' and a dark dimension that may link the universe's greatest mysteries and rewrite cosmic history.
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When JWST looked at XLSSC 122, a galaxy cluster 10.4 billion light-years away, it caught gravity bending light from galaxies about 12 billion years in the past, and a dark matter core packed too tightly for cosmic noon
The James Webb Space Telescope has discovered a mature galaxy cluster 10.4 billion light-years away, challenging existing timelines of cosmic evolution.
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Our sun is destined to 'kick and spit' its way across the solar system when it dies
New research explores the violent end-of-life process of stars, suggesting our sun will 'kick and spit' as it moves across the solar system.
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A mysterious gamma-ray stream comes from the Milky Way's center. Could dark matter have something to do with it?
7 news sources are covering this Science story right now — PULSE is tracking how fast it spreads.
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Scientists trace high-energy ghost particle to the 'Shadow Blaster' galaxy
Astronomers have traced a high-energy neutrino to the "Shadow Blaster" galaxy, identifying starburst galaxies as cosmic particle factories.
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Yes, the universe's expansion is still accelerating, researchers say
Robust supernova data confirms the universe's expansion is accelerating, driven by dark energy.
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A dying star could create a new universe instead of a black hole
A new scientific theory suggests collapsing stars may form 'gravastars' and mini-universes rather than traditional black holes.
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Collapsing stars could spawn mini-universes, offering new path to gravastars
New theoretical physics models suggest that collapsing stars may form internal mini-universes, potentially resulting in gravastars instead of black holes.
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James Webb Space Telescope discovers 'galaxy-killing' wind that may explain why some early galaxies lived fast and died young
James Webb Space Telescope reveals violent winds may have strangled early galaxies before they could mature
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James Webb Space Telescope finds evidence the mysterious 'little red dots' are black hole stars
NASA’s James Webb Space Telescope may have solved a cosmic mystery: the 'little red dots' of the early universe could be black hole stars