61 点作者 hiddencache将近 4 年前

4 条评论

firebaze将近 4 年前

<a href="https://arxiv.org/pdf/2108.05749.pdf" rel="nofollow">https://arxiv.org/pdf/2108.05749.pdf</a>

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echelon将近 4 年前

Do these changing numbers have a yet quantified influence over the probability of impactor events on Earth?<p>If we're discovering lots of new asteroids, are our equations underestimating the risk?

kzrdude将近 4 年前

How do they figure out if the asteroid has already been seen before or not?

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yhoneycomb将近 4 年前

Paywall

Astronomers have just found more than half a million new asteroids

4 条评论

Astronomers have just found more than half a million new asteroids

4 条评论