Summary We report a detailed inves3ga3on of the(sub)structure of the Galac3cthin disk,based on 0.12 million A stars selected from the LSS-GAC DR3.We find:– Str
UCXBs Ultra-compact X-ray binariesa sub-class of low-mass X-ray binarieswith orbital periods shorter than 60minutes.The donor star in UCXBs must be hydrogendefi
① FRBs are FRBs ms-duration duration flashes of GHz emission.② FRB010724 was discovered by Lorimer Lorimer et al.(2007).③ More FRBs(total 23 total up to now)