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人类首次!“天关”卫星探测到宇宙早期爆发的软X射线信号

CHINADAILY  · 公众号  · 时评  · 2025-01-25 11:06
    

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Scientists have revealed new insights into the distant X-ray universe, with the Einstein Probe satellite offering fresh perspectives on the distant explosions in the cosmos. The research results of its discovery of a mysterious blast of X-rays in March — less than three months after EP was launched in January last year — was published on international academic journal Nature Astronomy on Thursday. The discovery could require us to change the way we explain the extraordinary explosions known as gamma-ray bursts, said Liu Yuan, co-first author of the paper and a scientist from National Astronomical Observatories, Chinese Academy of Sciences. ▲ Photo/VCG The burst of low-energy X-rays EP's Wide-field X-ray Telescope detected in March lasted for more than 17 minutes, and fluctuated in brightness before fading away again. Such an event is known as a fast X-ray transient, or FXRT, and this particular transient was designated as EP240315a. "EP240315a was the first time astronomers had ………………………………

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