New mini-rocket crashes on maiden voyage

 作者:岳契趋     |      日期:2019-02-26 02:20:02
The maiden flight of a small commercial rocket carrying more than 50 student experiments has ended in disappointment. SpaceLoft XL, built by Colorado-based UP Aerospace, was designed to provide inexpensive access to suborbital space, which begins at an altitude of 100 kilometres. The 6.5-metre rocket lifted off on Monday from Spaceport America in Sierra county, New Mexico,