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<blockquote style="position: relative; padding-left: 55px;"><section><a href="https://mstdn.jp/users/meh/statuses/109950651786621829">ほりまさたけ（Masatake Hori） (meh@mstdn.jp)'s status on Thursday, 02-Mar-2023 08:36:44 JST</a><a href="https://mstdn.jp/@meh" title="meh@mstdn.jp"><img src="https://gnusocial.jp/avatar/22274-48-20221110091054.webp" width="48" height="48" alt="ほりまさたけ（Masatake Hori）" style="position: absolute; left: 0; top: 0;">ほりまさたけ（Masatake Hori）</a><div><a href="https://mstdn.jp/@meh/109950651770945594" rel="in-reply-to">in reply to</a></div></section><article><p>5/6 宇宙の話題も一つ。去年の9月に小惑星に人工衛星を衝突させて軌道をかえた実験の報告がNatureに掲載されていて、軌道時間にして33分と、それなりに大きな変化を与えることできたという報告。これで衝突する小惑星に対する防御方法に道筋がついた<br><a href="https://www.vice.com/en/article/88qwjx/nasa-dart-success-asteroid-defence" rel="nofollow noreferrer">https://www.vice.com/en/article/88qwjx/nasa-dart-success-asteroid-defence</a></p></article><footer><a rel="bookmark" href="https://gnusocial.jp/conversation/1266125#notice-2658656">In conversation</a><time datetime="2023-03-02T08:36:44+09:00" title="Thursday, 02-Mar-2023 08:36:44 JST">Thursday, 02-Mar-2023 08:36:44 JST</time> <span>from <span><a href="https://mstdn.jp/@meh/109950651786621829" rel="external" title="Sent from mstdn.jp via ActivityPub">mstdn.jp</a></span></span><a href="https://mstdn.jp/@meh/109950651786621829">permalink</a><h4>Attachments</h4><ol><li><article><header><div>Domain not in remote thumbnail source whitelist: video-images.vice.com</div><h5><a href="https://www.vice.com/en/article/88qwjx/nasa-dart-success-asteroid-defence">Humanity Officially Has a Viable Defence Against Killer Asteroids, NASA Confirms</a></h5><div></div></header><div>"This means that we could change an asteroid's path with less warning time," one scientist said of the DART test's successful result.</div><footer></footer></article></li></ol></footer></blockquote>

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ほりまさたけ（Masatake Hori） (meh@mstdn.jp)'s status on Thursday, 02-Mar-2023 08:36:44 JST ほりまさたけ（Masatake Hori）
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5/6 宇宙の話題も一つ。去年の9月に小惑星に人工衛星を衝突させて軌道をかえた実験の報告がNatureに掲載されていて、軌道時間にして33分と、それなりに大きな変化を与えることできたという報告。これで衝突する小惑星に対する防御方法に道筋がついた
https://www.vice.com/en/article/88qwjx/nasa-dart-success-asteroid-defence
In conversationThursday, 02-Mar-2023 08:36:44 JST from mstdn.jppermalink
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  Humanity Officially Has a Viable Defence Against Killer Asteroids, NASA Confirms
  "This means that we could change an asteroid's path with less warning time," one scientist said of the DART test's successful result.

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