1963年8月从北京大学毕业分配到北京天文台工作。现为中科院院士、国家天文台研究员、博士生导师。

类星体， 类星体吸收线，大视场大样本天文学， 大尺度结构， BATC 巡天， CCD 测光

国际天文联合会特别提名委员会委员 邵逸夫天文奖评审委员会主席 北京大学天文系主任 中国科学院数理学部常委

Metal Abundance Properties of M81 Globular Cluster System 2007 PASP 119 1085 Ma Jun; Burstein David; Fan Zhou; Zhou Xu; Chen Jiansheng; Jiang Zhaoji; Wu Zhenyu; Wu Jianghua Structural parameters of Mayall II = G1 in M31 2007 MNRAS 376 1621 Ma J.; de Grijs R.; Chen D.; van den Bergh S.; Fan Z.; Wu Z.; Wu H.; Zhou X.; Wu J.; Jiang Z.; Chen J. BATC 13 Band Photometry of the Open Cluster NGC 7789 2007 AJ 133 206 Wu Zhen-Yu; Zhou Xu; Ma Jun; Jiang Zhao-Ji; Chen Jian-Sheng; Wu Jiang-Hua Age Constraints for an M31 Globular Cluster from SEDs Fit 2007 ApJ 659 359 Ma Jun; Yang Yanbin; Burstein David; Fan Zhou; Wu Zhenyu; Zhou Xu; Wu Jianghua; Jiang Zhaoji; Chen Jiansheng Optical Monitoring of BL Lacertae Object S5 0716+714 with 2007 AJ 133 1599 Wu Jianghua; Zhou Xu; Ma Jun; Wu Zhenyu; Jiang Zhaoji; Chen Jiansheng Optical Monitoring of BL Lacertae Object OJ 287: A 40 Day Period? Wu, Jianghua; Zhou, Xu; Wu, Xue-Bing; Liu, Fu-Kun; Peng, Bo; Ma, Jun; Wu, Zhenyu; Jiang, Zhaoji; Chen, Jiansheng 2006 AJ.132.1256W A `super' star cluster grown old: the most massive star cluster in the Local Group Ma, J.; de Grijs, R.; Yang, Y.; Zhou, X.; Chen, J.; Jiang, Z.; Wu, Z.; Wu, J. 2006 MNRAS.368.1443M Optical Photometry of the Type II-P Supernova 2004dj in NGC 2403 Zhang, Tianmeng; Wang, Xiaofeng; Li, Weidong; Zhou, Xu; Ma, Jun; Jiang, Zhaoji; Chen, Jiansheng 2006AJ....131.2245Z Age estimations of M 31 globular clusters from their spectral energy distributions Ma, J.; Zhou, X.; Burstein, D.; Yang, Y.; Fan, Z.; Chen, J.; Jiang, Z.; Wu, Z.; Wu, J.; Zhang, T. 2006A&A...449..143M Spectral Energy Distributions of M81 Globular Clusters in the BATC Multicolor Survey Ma, Jun; Zhou, Xu; Burstein, David; Chen, Jiansheng; Jiang, Zhaoji; Wu, Zhenyu; Wu, Jianghua 2006PASP..118...98M 037-B327 in M31: Luminous Globular Cluster or Core of a Former Dwarf Spheroidal Companion to M31? Ma, Jun; van den Bergh, Sidney; Wu, Hong; Yang, Yanbin; Zhou, Xu; Chen, Jiansheng; Wu, Zhenyu; Jiang, Zhaoji; Wu, Jianghua 2006ApJ...636L..93M