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left-of-center2012

(34,195 posts)
Mon May 3, 2021, 02:04 PM May 2021

NASA asteroid simulation ends in unavoidable disaster for Earth

There is currently no technology on Earth that could stop a massive asteroid from wiping out Europe, according to a simulations carried out by leading space agencies. The week-long exercise led by Nasa concluded that catastrophe would be unavoidable, even given six months to prepare.

The hypothetical impact scenario, which took place during a planetary defense conference hosted by the United Nations, proved that governments are woefully unprepared for this kind of disaster.

“If confronted with the scenario in real life, we would not be able to launch any spacecraft on such short notice with current capabilities,” the participants said. The only response to such an event would be to evacuate the area before the asteroid hit, however the impact zone was across large parts of North Africa and Europe.

Nasa is currently tracking roughly 25,000 NEOs (near-Earth objects) and new discoveries are being added at a rate of around 30 each week.

https://www.independent.co.uk/life-style/gadgets-and-tech/space/asteroid-2021-earth-nasa-simulation-b1841219.html

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NASA asteroid simulation ends in unavoidable disaster for Earth (Original Post) left-of-center2012 May 2021 OP
There have been more than a few mass extinction events comradebillyboy May 2021 #1
Quite true, it's just a matter of time. We have lived, of course, in a period of time wherein RKP5637 May 2021 #2
Speculation is stars and rogue planets exboyfil May 2021 #3
Personally, I'm more worried about drivers that text, Worried2020 May 2021 #4

comradebillyboy

(10,180 posts)
1. There have been more than a few mass extinction events
Mon May 3, 2021, 02:07 PM
May 2021

in Earth's past. There is no reason to think another won't happen sooner or later.

RKP5637

(67,112 posts)
2. Quite true, it's just a matter of time. We have lived, of course, in a period of time wherein
Mon May 3, 2021, 02:12 PM
May 2021

Earth has been relatively quiet.

exboyfil

(17,865 posts)
3. Speculation is stars and rogue planets
Mon May 3, 2021, 02:38 PM
May 2021

that pass close or even through our Oort cloud disturbs it and sends comets hurtling towards the inner Solar System.

We had such a passage about 70,000 years ago. Comets should arrive in about two million years.


Now what about passages that happened before? We might not be so sure about that especially if it was a planet instead of a star. We can see bombardments on the moon from prior events.

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