To spot that minuscule shift, researchers tracked Didymos for years using radar, telescopes, and a technique called a stellar occultation, which occurs when an asteroid briefly passes in front of a distant star. Those fleeting events can reveal an asteroid's position, even one as small as a half-mile across, like Didymos.
遇见常玉，喜欢常玉，临摹常玉，下狠手买常玉，四处飞去看常玉，求见常玉专家，这一连串的机缘，都是命中注定，自自然然发生了。常玉画裸女、画人物的那条简单的墨色，串成了我生命里的常玉，从此我与它朝夕相对。
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Военный с помощью «Иглы» уничтожил пять дронов ВСУ08:43