Nasa says the earliest the rocket can blast off is 6 February, but there are also more launch windows later that month, as well as in March and April.
Последние новости。业内人士推荐同城约会作为进阶阅读
FT Digital Edition: our digitised print edition。业内人士推荐服务器推荐作为进阶阅读
更多精彩内容，关注钛媒体微信号（ID：taimeiti），或者下载钛媒体App