Virgin Galactic postpones space tourism flights again

2017-08-24_00h03_35 ガジェット総合
Virgin Galactic has announced that its commercial space tourism service has been delayed yet again, from the end of this year until Q2 2023. During its earnings report, the company said that the delay is "due to the extended completion dates [i.e., delays] within the mothership enhancement program."The mothership VMS Eve is a crucial part of its launch system, carrying the VSS Unity spacecraft to 50,000 feet before it launches to the edge of space. The enhancement program launched July 7th with the aim of improving flight frequency, along with "reliability, predictability and du