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#社区热议ESA's Hera Will View Asteroid Scars from DART's Strike
The ESA spacecraft will capture results of a planetary defense test
Hacker Newsrbanffy2026/10/19 · 8 天前1 分钟阅读
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The ESA spacecraft will capture results of a planetary defense test
David Dickinson is a freelance science writer and long-time sky watcher.
A rendering of Hera shows the spacecraft approaching the Dimorphos asteroid, with a portion of the larger Didymos asteroid on the left. In November and December, Hera will acquire baseline measurements of the asteroids from 25 to 30 kilometers away.
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