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Lochloosa

(16,061 posts)
Mon Mar 5, 2012, 09:55 PM Mar 2012

Huge asteroid hurtling towards Earth will fly past our planet so close it will go UNDER many man-mad

satellites.

A 150-foot asteroid orbiting Earth called 2012 DA14 will pass so close to Earth it will fly UNDER man-made satellites orbiting our planet.
Nasa's Impact Risk report said that the odds of the space rock actually hitting our planet are very low indeed - but on February 15 next year it will pass just 17,000 miles from Earth, closer than 'geostationary' satellites.

If an asteroid of that size hit our planet, it would cause an explosion similar


Read more: http://www.dailymail.co.uk/sciencetech/article-2110396/Asteroid-2012-DA14-NOT-hit-Earth-year-says-astronomer.html#ixzz1oIW6H5Lf


33 replies = new reply since forum marked as read
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Huge asteroid hurtling towards Earth will fly past our planet so close it will go UNDER many man-mad (Original Post) Lochloosa Mar 2012 OP
does anyone else sometimes wish it would hit us ? JI7 Mar 2012 #1
Seriously, that actually made me laugh out loud! zappaman Mar 2012 #2
Nobody in their right mind does. TheWraith Mar 2012 #3
yes actually. RV, watching more snow fall on her six feet already roguevalley Mar 2012 #14
Maybe if it lands in Kansas, when the Koch brothers are home? WhoIsNumberNone Mar 2012 #17
This message was self-deleted by its author Tesha Mar 2012 #24
I would just like to see what our civilization would do when faced with the task of knowing it will. FarLeftFist Mar 2012 #33
If the asteroid happened to hit a Republican debate, lob1 Mar 2012 #4
If it hit Limbaugh it might not do any damage. Zalatix Mar 2012 #32
Naw. Ain't gonna happen. Did you forget? The Earth's gonna be 1monster Mar 2012 #5
Forgot all about that one...damn...and all that money I just spent on a new telescope Lochloosa Mar 2012 #7
Dec. 21...there is a date picked out? dixiegrrrrl Mar 2012 #23
Must save that money for the after apocalypse sales!! lunatica Mar 2012 #25
The sky. It's falling. bluerum Mar 2012 #6
Everyone stand back, I'm an expert! chknltl Mar 2012 #20
Quick......Somebody get Bruce Willis thelordofhell Mar 2012 #8
damn i love robot chicken. go seth n matt leftyohiolib Mar 2012 #11
I wonder what the margin of error is on these calculations? Old and In the Way Mar 2012 #9
+/- 18,000 miles pinboy3niner Mar 2012 #13
Can't do it. That would be socialism......... socialist_n_TN Mar 2012 #31
2012 DA14 is almost certainly not going to hit the Earth next February pokerfan Mar 2012 #10
I saw "The Great Daylight Meteor" in 1972 IDemo Mar 2012 #12
Was that the one that skipped on the atmosphere like a stone on a pond? starroute Mar 2012 #18
It did technically deflect from the atmosphere IDemo Mar 2012 #28
I wonder if it is actually man made... like a spent Saturn V upper stage S4-B jimlup Mar 2012 #15
Not even close to man made. orbital path shows it came from way out there. hobbit709 Mar 2012 #26
We found S-IVB-507 from Apollo 12... sofa king Mar 2012 #29
Very cool - thanks! jimlup Mar 2012 #30
Oh well. Better luck next time. nt ZombieHorde Mar 2012 #16
... mindwalker_i Mar 2012 #19
WE'RE D( )( )MED ! L0oniX Mar 2012 #21
huge asteroid SmileyRose Mar 2012 #22
150 ft is not HUGE. hobbit709 Mar 2012 #27

TheWraith

(24,331 posts)
3. Nobody in their right mind does.
Mon Mar 5, 2012, 09:58 PM
Mar 2012

That's the logic by which somebody snaps and murders their little children before killing themselves.

Response to JI7 (Reply #1)

FarLeftFist

(6,161 posts)
33. I would just like to see what our civilization would do when faced with the task of knowing it will.
Wed Mar 7, 2012, 12:34 AM
Mar 2012

It would be interesting to see the problem solving and solutions that would take place.

 

Zalatix

(8,994 posts)
32. If it hit Limbaugh it might not do any damage.
Wed Mar 7, 2012, 12:30 AM
Mar 2012

If it hits his head it'll shatter.

If it hits his belly it'll bounce back out of the atmosphere.

1monster

(11,012 posts)
5. Naw. Ain't gonna happen. Did you forget? The Earth's gonna be
Mon Mar 5, 2012, 10:00 PM
Mar 2012

destroyed on December 21, this year!

Or, I'm holding off on Christmas shopping until December 22 this year.

lunatica

(53,410 posts)
25. Must save that money for the after apocalypse sales!!
Tue Mar 6, 2012, 08:48 AM
Mar 2012

Getting yanked into heaven naked will require buying a new wardrobe, for example.

chknltl

(10,558 posts)
20. Everyone stand back, I'm an expert!
Mon Mar 5, 2012, 11:39 PM
Mar 2012

Ok, when and where did this Falling Sky Event occur? Did you get the names of any witnesses? Photos? Were there any sky bits left unobliterated after the event? Did you collect any samples? For the sake of public safety, please refrain from discussing the details of this event with the public as that is a job best left to us professionals. Thanks.

Old and In the Way

(37,540 posts)
9. I wonder what the margin of error is on these calculations?
Mon Mar 5, 2012, 10:13 PM
Mar 2012

And if there's a chance that some other space object could change it's trajectory between now and then? Having a back-up plan to interdict these kinds of objects ought to be a priority for the entire world.

IDemo

(16,926 posts)
12. I saw "The Great Daylight Meteor" in 1972
Mon Mar 5, 2012, 10:34 PM
Mar 2012

It skimmed the atmosphere for quite a while and re-entered space. It was said that it would have created a significant blast if it had impacted Earth.


starroute

(12,977 posts)
18. Was that the one that skipped on the atmosphere like a stone on a pond?
Mon Mar 5, 2012, 11:16 PM
Mar 2012

I recall reading years ago about that happening and how any asteroid that approaches Earth at a low angle is likely to get deflected the same way. It would take one coming straight at us to punch through the atmosphere.

IDemo

(16,926 posts)
28. It did technically deflect from the atmosphere
Tue Mar 6, 2012, 09:51 AM
Mar 2012

But it seems hard to describe it as a "skip" when it burned for so long before returning to space. We saw several pieces break off (a local woman called the news station and said she saw aliens bailing out of the supposed spaceship).

It was this event, along with the book "Cosmos" by Carl Sagan that had me thinking of an astronomy career, however briefly.

jimlup

(7,968 posts)
15. I wonder if it is actually man made... like a spent Saturn V upper stage S4-B
Mon Mar 5, 2012, 11:01 PM
Mar 2012

I think after Apollo-12 NASA started crashing them into the moon so that would mean there are 3 of them: Apollo's 8, 10, and 11 all have upper stages in near Earth solar orbits (I think.)

sofa king

(10,857 posts)
29. We found S-IVB-507 from Apollo 12...
Tue Mar 6, 2012, 10:26 AM
Mar 2012

...but none of the rest. Wikipedia claims that the Apollo 9 booster is also in solar orbit.

S-IVB-507 is now designated J002E3. It was in a semi-stable orbit around the Earth-Moon system for a while until about 2003, and may return in 2032.

http://en.wikipedia.org/wiki/J002E3

http://neo.jpl.nasa.gov/j002e3.html

As ion rockets are coming along nicely, I'd like to see a new species of exploration vehicle, a "curator-bot," which can run down early, nonfunctional exploration vehicles and park them in a "museum orbit" around one of the Lagrange points.

It should be semi-autonomous and capable of being resupplied with propellant, improved instruments, and replacement hardware from time to time, which it will install itself. The museum would also of course serve as a junkyard, a store of useful materials and volatiles, and perhaps an instruction and training area. Folks at home would be able to control attendant cameras and perhaps even piece together new exploration vehicles from the junk, or revive scientific instruments that have failed or gone dormant.

Rendezvous and redirection of man-made objects in space would, of course, serve a potentially much more important purpose, which is to give us half a chance to redirect a real asteroid away from us. That's going to take a lot of practice and effort.

hobbit709

(41,694 posts)
27. 150 ft is not HUGE.
Tue Mar 6, 2012, 08:52 AM
Mar 2012

Unless you happen to be near the impact site no real biggie. this is about the same size as the one that made Barringer Crater in AZ.
the ones to really worry about are the 1 mile+ ones.

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