jwst
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'Ridiculously smooth': James Webb telescope spies unusual pancake-like disk around nearby star Vega — and scientists can't explain itThe nearby bright star Vega is surrounded by a surprisingly smooth, 100 billion-mile-wide disk of cosmic dust, confirming that it is not surrounded by any exoplanets, JWST images reveal. And scientists cannot explain its lack of alien worlds.
By Harry Baker Published
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James Webb Space Telescope sees lonely supermassive black hole-powered quasars in the early universeThe James Webb Space Telescope has discovered lonely quasars in the early universe, with "empty larders" that defy theories surrounding their growth to monster sizes.
By Robert Lea Published
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Are we wrong about the age of the universe? The James Webb telescope is raising big questions.Some of the earliest galaxies found with JWST are also the brightest. That's a problem for our ideas about the universe.
By Sandro Tacchella Published
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James Webb Space Telescope deciphers the origins of Pluto's icy moon CharonUsing the James Webb Space Telescope, astronomers have discovered carbon dioxide and hydrogen peroxide at the surface of Pluto's largest moon, Charon, potentially shedding light on its origins.
By Robert Lea Published
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Space photo of the week: Entangled galaxies form cosmic smiley face in new James Webb telescope imageA new image from the James Webb Space Telescope shows Arp 107, home to two merging galaxies, with two bright cores and a "bridge" of dust and gas forming a cosmic smiley face.
By Jamie Carter Published
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The James Webb telescope has brought cosmology to a tipping point. Will it soon reveal new physics?Right now, it looks like cosmology is at a tipping point. Will the James Webb telescope resolve the issue by revealing new physics?
By Andreea Font Published
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What??? James Webb telescope finds giant question mark in spaceAstronomers using the James Webb Space Telescope have discovered a pair of distant galaxies being twisted into a cosmic question mark thanks to a rare form of gravitational lensing.
By Brandon Specktor Published
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Early galaxies weren't mystifyingly massive after all, James Webb Space Telescope finds'The bottom line is, there is no crisis in terms of the standard model of cosmology.
By Charles Q. Choi Published
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James Webb telescope spots 6 enormous 'rogue planets' tumbling through space without a starThe James Webb Space Telescope has uncovered six "rogue planets" careening through space without a star. The objects are believed to have formed directly from gas collapse, blurring the lines between planets and stars.
By Ben Turner Published
