interplanetary travel 行星際航行

interplanetary travel
繁: 行星際航行
簡: 行星际航行

第二天，錢學森還在給衛星研製人員的一封信中，界定了「空間」和「航天」的相關概念，包括「星際空間」是太陽系外的空間；「行星際航行」是太陽系內的飛行；「宇宙航行」是太陽系外的飛行，總稱航天。

太空人稱「航天員」竟與毛澤東有關？中美俄太空人英文稱呼都不同 （2022年12月31日）。香港01 ，取自https://www.hk01.com/article/852432?utm_source=01articlecopy&utm_medium=referral

The NASA contract came just ahead a big day for rocket rival SpaceX, which successfully conducted a key test of its massive new, 39-engine Starship rocket system, which owner Elon Musk hopes will revolutionise space travel and potentially enable interplanetary travel.

Jeff Bezos’s Blue Origin wins NASA contract to join Mars mission (2023, Feb 10). Proactive. Retrieved from https://www.proactiveinvestors.co.uk/companies/news/1005808/jeff-bezos-s-blue-origin-wins-nasa-contract-to-join-mars-mission-1005808.html