Mapping observations in 12CO J = 1 - 0 lines were made towards S39 and IRAS 06306+0232 with the 13.7 m radio telescope a......

Extensive multi-band afterglow data are available for GRB 980703. Especially,its radio afterglow was very bright and was......

We present a numerical investigation of emission from the receding jet of gamma-ray bursts.It is found that the peak tim......

We present a study of the star 2MASS J22472238+5801214 with the aim of identifying its true nature which has hitherto be......

LAMOST一期巡天成功获取河外星系光谱超过150 000条,大样本光谱数据为探索奇异、稀有的天体从而完善现有的天体演化理论提供了必要......