精美绝伦的“星系五重奏”只是宇宙中有上千亿个星系中的凤毛麟角
图片来源：NASA
宇宙中有上千亿个星系，银河系是浩瀚宇宙中的一个盘星系，盘星系按其表面亮度大致可以分为三类：指数下降类型、指数下降伴随向下弯曲类型 ...
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PAI可以通过托拉拽的方式，实现算法组件的拼接，并提供完整的数据挖掘链路，背靠的阿里云分布式计算引擎可支持百亿特征千亿样本的数据并行化计算，为复赛选手提供强大的计算支撑。
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随着观测设备、技术方法的不断进步，天文学家通过多波段的巡天观测认识到银河系是一个典型的棒旋星系，由上千亿颗恒星组成，总体结构大致由银盘、核球和晕组成。
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我们所在的银河系是无数宇宙岛中一个普通盘星系，和其它类似星系一样，它在过去的一百多亿年间集成了上千亿颗恒星。
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我们生活的银河系就有着几千亿颗恒星，这些恒星处于不同的演化阶段，它们的寿命与其质量紧密相连。 恒星的基本性质主要取决于三个基本量：初始质量、最初各类化学元素的含量（化学丰度）和年龄。
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ZOONIVERSE 项目时间：2007年7月至今 官方网站：https://www.zooniverse.org/projects/zookeeper/galaxy-zoo 上千亿星系散落在可观测宇宙中 ...
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项目负责人 项目名称 项目简介 1 N2022_1 ZhuMing HI drift scan survey 下载 2 PT2022 ...Tao-ChungChing First Direct Mapping of Interstellar Magnetic Field Strength 3 PT2022 ...LinLin Catch the radio emission associated with magnetar-like X-ray bursts 4 PT2022 ...as Interstellar Beacons 11 PT2022_0012 bjwang Monitor the Recovery of PSR J1713 ...+0747 Profile Changing Event Associated with DM Event and a Glitch 12 PT2022_0013 ...
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项目负责人 项目名称 项目简介 1 N2021_4 Zhu Ming HI drift scan survey 下载 2 PT2021 ..._0003 Qiu Hao Search for repetition of a distant fast radio burst 3 PT2021_0005 ...Heng Xu Expanding Chinese Pulsar Timing Array 4 PT2021_0006 Shan-Shan Weng ...Exploring the nature of the pulsar in LS I +61 303 5 PT2021_0007 Emilie Parent ...Jie Lin Searching for two interesting pulsars with FAST 9 PT2021_0013 Jumei ...
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Pulsar timing array 2 N2022_1 Zhu Ming HI drift scan survey 下载 3 PT2022 ...Lin Lin Catch the radio emission associated with magnetar-like X-ray bursts 4 PT2022 ..._0008 Jing Zhou Atomic Clouds Driven by Galactic Nuclear Wind 6 PT2022_0009 ...Pulsars as Interstellar Beacons 8 PT2022_0012 bjwang Monitor the Recovery of ...PSR J1713+0747 Profile Changing Event Associated with DM Event and a Glitch 9 PT2022 ...
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项目负责人 项目名称 项目简介 1 N2021_4 Zhu Ming HI drift scan survey 下载 2 PT2021 ..._0003 Qiu Hao Search for repetition of a distant fast radio burst 3 PT2021_0004 ...Weiwei Zhu Testing the Theories of Gravitation with Pulsars 4 PT2021_0005 Heng ...Xu Expanding Chinese Pulsar Timing Array 5 PT2021_0006 Shan-Shan Weng Exploring ...of two double neutron star systems and two binary millisecond pulsars 7 PT2021_0009 ...
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项目负责人 项目名称 项目简介 1 N2020_3 Zhu Ming HI drift scan survey 下载 2 PT2020 ...millisecond pulsar candidates for ultra-low-frequency gravitational waves detection 3 PT2020 ..._0004 wangjingbo Study of state switching pulsars 4 PT2020_0009 Zhichen Pan ...Timing of Two New Spider Globular Cluster Pulsars Discovered by FAST 5 PT2020_0010 ..._0020 Zhigang Wen Follow-up Timing of FAST RRATs 9 PT2020_0027 Jiasheng Huang ...
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项目负责人 项目名称 项目简介 1 N2021_4 Zhu Ming HI drift scan survey 下载 2 PT2020 ..._0134 张颜荣 A FAST proposal for mode changing pulsars 3 PT2021_0001 Joeri van ..._0004 Weiwei Zhu Testing the Theories of Gravitation with Pulsars 5 PT2021_0005 ...Heng Xu Expanding Chinese Pulsar Timing Array 6 PT2021_0007 Emilie Parent ...Census of the Local Interstellar Medium Using Pulsar Scintillation 10 PT2021_0018 ...
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M dwarfs 11 PT2021_0020 Xuelei Chen Searching for axion dark matter gegenschein 12 PT2021_0021 ...PT2021_0055 Lingrui Lin Measuring HI Fraction in Galactic Metal-poor Molecular Clouds 31 PT2021_0056 ...43 PT2021_0082 Sujin Eie Probing the weak giant radio pulses from the Crab pulsar 44 PT2021_0083 ...52 PT2021_0125 Xueli Miao Search for White Dwarf Pulsars 53 PT2021_0126 Pengfei Wang Timing newly ...timing 58 PT2021_0150 bjwang Observing Double-Neutron-Stars system in the FAST sky 59 PT2021_0154 ...
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项目负责人 项目名称 项目简介 1 N2020_3 Zhu Ming HI drift scan survey 下载 2 PT2020 ..._0015 Yang Gao Exploring the radio emission from Neptune 6 PT2020_0019 Zhigang ...Wen Search for unconfirmed pulsars detected by FAST 7 PT2020_0030 Jingtao Luo ...Study Single Pulses from Spider Pulsars 8 PT2020_0032 Yonghua Xu Observations ...pulsations from transitional millisecond pulsar system 10 PT2020_0040 Heng Xu ...
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Zhigang Wen Follow-up Timing of FAST RRATs 11 PT2020_0021 shuangqiang wang ..._0024 Bo Hu Mapping Cygnus-X in HINSA 14 PT2020_0027 Jiasheng Huang How a ..._0035 Wang Lin Timing of pulsars in the Globular Cluster M13 18 PT2020_0036 ..._0039 yuyezhao The abnormal-emission shift event of PSR B1859+07 20 PT2020_0040 ...Observing Spider Pulsars using FAST and Optical Telescopes 23 PT2020_0045 Rai Yuen ...
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网址： http://fm.china-vo.org/ 6.网址： http://iraf.noao.edu/ 2.网址： http://casa.nrao.edu/ 9.网址： http://www.fftw.org/ 6.网址： http://vostat.org/ 4.
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会议将重点介绍SKA国际进展、国内SKA已立项方向的进展情况及其它待立项方向的组织和准备情况，会议注册网址： https://docs.qq.com/form/page/DU1B4U0ZjemJOUUtG ...