敬请关注DART！
The Double Asteroid Redirection Test (DART), which will help determine if intentionally crashing a spacecraft into an asteroid is an effective way to change its course, is scheduled to launch no earlier than 1:21 a.m. EST Wednesday, Nov. 24 (10:21 p.m. PST Tuesday, Nov. 23) on a SpaceX Falcon 9 rocket from Vandenberg Space Force Base in California.
双重小行星重定向测试（DART）将有助于确定故意将航天器撞向小行星是否是改变其轨道的有效方式，该测试计划不早于美国东部时间11月24日星期三凌晨1:21（北京时间11月23日星期二晚上10:21），由SpaceX猎鹰9号火箭从加利福尼亚州范登堡空军基地发射。
This illustration is of the DART spacecraft and the Italian Space Agency’s (ASI) LICIACube prior to impact at the Didymos binary system.
这张插图是DART航天器和意大利航天局（ASI）的LICIACube在撞击Didymos双星系统之前的示意图。
DART is the agency’s first planetary defense test mission and the target asteroid is not a threat to Earth.
DART是NASA的第一个行星防御测试任务，目标小行星对地球不构成威胁。
Learn more about social media and other activities for the mission.
Image Credits: NASA/Johns Hopkins, APL/Steve Gribben
图片来源: NASA/Johns Hopkins, APL/Steve Gribben