美国东部时间2017年1月4日,美国航宇局公布了两个最新入选的发现级别低成本探测任务,他们分别是:露西(LUCY)和赛姬(Psyche)。这两个任务耗资均在5亿美元以内,这个总额并不包含发射和任务运行的经费。这两个任务的探测目标都是小行星!露西与赛姬任务简况露西任务计划于2021年发射,于2025年抵达小行星带,2027-2033年探测特洛依群小行星。任务包括一个位于小行星带的目标和5个被木星束缚在轨道的特洛依群小行星。 US Eastern Time On January 4, 2017, NASA announced two new discovery-level low-cost exploration missions: LUCY and Psyche. Both missions cost less than 500 million U.S. dollars and the total does not include funding for launch and mission operations. Exploration missions for both missions are asteroids! Lucy and Saiji Mission Facts Lucy’s mission is scheduled to launch in 2021, reach the Asteroid Belt in 2025 and detect the Trojan asteroid from 2027 to 2033. The mission includes a target located in the asteroid belt and five Trojan asteroids bound by orbiting Jupiter.