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Quasi Stars

All articles tagged with #quasi stars

science23 days ago•47 min saved

Webb telescope spots mysterious red dots that baffle scientists

NASA’s James Webb Space Telescope images reveal hundreds of faint red dots dubbed little red dots (LRDs). While many researchers suspect they are powered by growing black holes in the early universe, their exact nature remains unclear, with hypotheses ranging from dust-enshrouded black holes to emission from dense hydrogen gas, and even a possible new class of objects called black-hole stars or quasi-stars, exemplified by the enigmatic feature “The Cliff.” The findings could reshape ideas about black-hole formation, but there is no consensus yet.

via Yahoo News Canada|

#black-holes #early-universe #james-webb

science24 days ago•49 min saved

Webb telescope uncovers mysterious red dots, leaving scientists guessing

NASA's James Webb Space Telescope has detected hundreds of tiny red points—dubbed little red dots (LRDs)—in deep-field images. Their nature remains uncertain, with leading ideas ranging from growing black holes shrouded by gas or dust to exotic 'black hole star' or quasi-star scenarios, and even hints from discoveries like 'The Cliff' that a new kind of cosmic object may exist; researchers hope closer local LRDs and continued Webb observations will reveal how these objects fit into black hole formation and galaxy evolution.

via Yahoo|

#black-holes #james-webb #little-red-dots

space25 days ago•190 min saved

Webb’s Little Red Dots Spark New Theories on Black Hole Birth

The James Webb Space Telescope has captured hundreds of tiny red dots in deep-field images whose nature remains mysterious; early ideas centered on distant galaxies or dust-enshrouded black holes, but current thinking leans toward growing black holes surrounded by dense hydrogen gas, or even a new class called black hole stars (quasi-stars). A notable case nicknamed “The Cliff” challenges previous explanations and hints at exotic physics, but most LRDs are extremely distant and consensus awaits more nearby examples and data to settle their origins.

via CNN|

#black-holes #little-red-dots #quasi-stars