An asteroid the size of a delivery truck will whip past Earth on Thursday night, one of the closest such encounters ever recorded.
…
It was first spotted by the same amateur astronomer in Crimea […] who discovered an interstellar comet in 2019.

Associated Press, January 25 2023

As far as cataclysmic catastrophes go,
I can think of no more merciful way for the world to end,
nor a nobler way to learn of it.
Not decades or years or months to prepare,
just a heads up from an amateur
the day before
probably sent by email.