Artist's concept of NASA's Grail mission. Grail's twin spacecraft are flying in tandem orbits around the moon to measure its gravity field in unprecedented detail. - 晨昏线航天

Artist's concept of NASA's Grail mission. Grail's twin spacecraft are flying in tandem orbits around the moon to measure its gravity field in unprecedented detail. — Artist's concept of NASA's Grail mission. Grail's twin spacecraft are flying in tandem orbits around the moon to measure its gravity field in unprecedented detail. 图：Space.com

署名图：Space.com

原始出处space.com

尺寸1280 × 854 · JPG

本图来自 space.com，转载自公开渠道。如有侵权请联系 [email protected] 删除。