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Discovering the Sky at the Longest Wavelength Mission−A Pathfinder for Exploring the Cosmic Dark Ages

Xuelei CHEN, Jingye Yan, Yidong Xu, Li Deng, Fengquan Wu, Lin Wu, Li Zhou, Xiaofeng Zhang, Xiaocheng ZHU, Zhongguang YANG, Ji Wu

2023Chinese Journal of Space Science15 citationsDOIOpen Access PDF

Abstract

低频射电探测任务构想——鸿蒙计划旨在利用多颗卫星绕月编队形成超长波天文观测阵列,在月球背面开展空间低频射电天文探测。其科学目标是高精度测量全天射电频谱,揭示宇宙黑暗时代与黎明的演化历史;实现首次高分辨率超长波巡天,打开最后一个电磁窗口;观测太阳和行星超长波活动,揭示空间环境相互作用规律。该任务将获得超长波频段全天空图像,获取超长波波段天文射电源的强度、频谱、分布等信息。这些科学数据对于探索宇宙黑暗时代和黎明时代、研究银河系星际介质、宇宙线起源与传播、河外射电星系、类星体和星系团的演化、太阳活动与行星磁场等,具有重要的科学价值。

Topics & Concepts

PathfinderDark AgesAstronomySkyPhysicsCOSMIC cancer databaseAstrophysicsAstrobiologyRedshiftComputer scienceGalaxyReionizationLibrary scienceRadio Astronomy Observations and TechnologyAstrophysics and Cosmic PhenomenaGalaxies: Formation, Evolution, Phenomena
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