Isaacman also said the agency would halt work to develop a more powerful version of the SLS rocket's upper stage, known as the Exploration Upper Stage, or EUS. Instead, NASA will go forward with a "standardized," less powerful stage but one that will minimize major changes between flights and utilize the same launch gantry.
Nature, Published online: 26 February 2026; doi:10.1038/d41586-026-00603-y
，详情可参考一键获取谷歌浏览器下载
Author(s): İskender Muz, Mustafa Kurban
from bs4 import BeautifulSoup
重磅新片《寻源南疆》上线，我们在雪山上拍了一部「公路电影」。看看精彩画面