2023-12-16 13:49:05时空
从云层上方下载美国国家航空航天局的暗物质数据

Data from a NASA mission to map dark matter around galaxy clusters has been saved by a new recovery system designed by scientists at the University of Sydney. The system allowed the retrieval of gigabytes of information, even after communication failed an

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2023-12-16 13:49:01时空
詹姆斯·韦伯太空望远镜探测到附近系外行星大气层中的水蒸气、二氧化硫和沙云

A team of European astronomers, co-led by researchers from the Institute of Astronomy, KU Leuven, used recent observations made with the James Webb Space Telescope to study the atmosphere of the nearby exoplanet WASP-107b. Peering deep into the fluffy atm

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2023-12-16 13:48:58时空
伴随着前所未有的耀斑,恒星尸体显示出生命迹象

After a distant star's explosive death, an active stellar corpse was the likely source of repeated energetic flares observed over several months -- a phenomenon astronomers had never seen before, a Cornell-led team reports in new research published Nov.

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2023-12-16 13:48:56时空
一种新型无人车防滑系统

Given the hostile conditions of extraterrestrial environments, unmanned rovers play a critical role in the exploration of planets and moons. NASA's Mars and lunar exploration rovers have significantly contributed to our understanding of these extraterres

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2023-12-16 13:48:52时空
一颗具有环状结构的老恒星:ALMA展示了迄今为止最高的分辨率

ALMA (Atacama Large Millimeter/submillimeter Array) has demonstrated the highest resolution yet with observations of an old star. The observations show that the star is surrounded by a ring-like structure of gas and that gas from the star is escaping to t

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2023-12-16 13:48:49时空
高功率光纤激光器成为一项开创性技术

Optical scientists have found a new way to significantly increase the power of fibre lasers while maintaining their beam quality, making them a future key defence technology against low-cost drones and for use in other applications such as remote sensing.

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2023-12-16 13:48:46时空
研究伽马射线blazar耀斑对中微子通量的贡献

Gamma-ray flares from blazars can be accompanied by high-energy neutrino emission. To better understand this phenomenon, an international research team has statistically analyzed 145 bright blazars. They constructed weekly binned light curves and utilized

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2023-12-16 13:48:42时空
“青少年星系”异常炎热,闪耀着意想不到的元素

Similar to human teenagers, teenage galaxies are awkward, experience growth spurts and enjoy heavy metal -- nickel, that is.

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2023-12-16 13:48:39时空
为什么巨大的超星系平面上只有一种星系

Our own Milky Way galaxy is part of a much larger formation, the local Supercluster structure, which contains several massive galaxy clusters and thousands of individual galaxies. Due to its pancake-like shape, which measures almost a billion light years

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2023-12-16 13:48:37时空
“三星”的发现可能会彻底改变对恒星演化的理解

A ground-breaking new discovery by University of Leeds scientists could transform the way astronomers understand some of the biggest and most common stars in the Universe.

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2023-12-16 13:48:35时空
美国国家航空航天局的韦布揭示了银河系中心的新特征

The latest image from NASA's James Webb Space Telescope shows a portion of the dense center of our galaxy in unprecedented detail, including never-before-seen features astronomers have yet to explain. The star-forming region, named Sagittarius C (Sgr C),

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2023-12-16 13:48:32时空
矮星系利用1000万年的安静期来制造恒星

If you look at massive galaxies teeming with stars, you might be forgiven in thinking they are star factories, churning out brilliant balls of gas. But actually, less evolved dwarf galaxies have bigger regions of star factories, with higher rates of star

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