Didymos and Dimorphos have a 770-day orbital period around the sun, which lead author Rahil Makadia said has been changed by "about 11.7 microns per second, or 1.7 inches per hour." That might not sound like much, but according to Makadia, “Over time, such a small change in an asteroid’s motion can make the difference between a hazardous object hitting or missing our planet.”
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用户规模方面：去年年度活跃用户数增至超 7 亿，季度活跃用户数与用户购物频次同比增长均超 30%；