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When dating a meteorite, be wary of aluminium-26

A new analysis of an old meteorite from the Sahara Desert suggests that a radioactive chemical known as aluminium-26, may not be as reliable for dating meteorites as previously thought because it was unevenly distributed throughout the solar system.

Aug 29th, 2023

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Rewriting the past and future of the Universe

New research has improved the accuracy of the parameters governing the expansion of the Universe. More accurate parameters will help astronomers determine how the Universe grew to its current state, and how it will evolve in the future.

Aug 21st, 2023

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Gas streamers feed triple baby stars

New observations and simulations of three spiral arms of gas feeding material to three protostars forming in a trinary system have clarified the formation of multi-star systems.

Aug 4th, 2023

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Listen to a star 'twinkle' (w/video)

Researchers developed the first 3D simulations of energy rippling from a massive star's core to its outer surface. Using these new models, the researchers determined, for the first time, how much stars should innately twinkle.

Jul 27th, 2023

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