This paper deals with the detailed analysis of frequency drift rates of solar'drift pair'(DP)bursts observed from 2015 July 10 to 12 during a type Ⅲ bu
Mars is the only extraterrestrial body which could host primitive lifeforms and also has the potential to host a human base in the near future. Towards fulfilli
We present a catalog including 11 204 spectra of 10 436 early-type emission-line stars from LAMOST DR2, among which 9752 early-type emission-line spectra are ne