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Whats going off on Ceres then....?


Bino-viewer

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Puzzling image thats gone viral today...


 


What do we think the white spots are........?


 


All manor of things are being suggested, from the sensible ie  ice, volcanic activity,


to the not so sensible....an alien base  :huh:


 


Its certainly an interesting image. This mission is certainly turning up some surprises.....


 


16035523303_238f644290_z.jpgPIA19185_ip by rob.0919, on Flickr


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A Chinese base, North Korean missile test, some sort of alien warning / distress beacon.


(just some of the more amusing guesses i've read  :) )


 


The more sensible guesses are high albedo 'fresh' impact craters.


 


I'd be amazed if they were volcanic. Its hardly similar to Io on Jupiter, is it ?

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Its currently stuck low in the constellation of Sagittarius (mag 9.2)


Observing these alien signals may prove tricky, but i'm thinking my 4x Powermate may prove useful.... ;)


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They have already seen water plumes there so I'm going for freshly deposited ice from a plume or a recent impact has removed enough crust to expose an icy core.

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I cannot see it being a defect Phil, the camera on the Nasa Dawn Probe is simply astonishing so I would have thought they would know if it's producing defects, as you say I think it's ice as well.


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It is quite exciting when something unexpected like this is found. It is also quite funny, if not pathetic, to read some of the, well informed alien type conclusions drawn from the internet. Alans shopping trolley theory sounds quite probable for now :lol: .


 


The spacecraft is getting closer and will be in orbit around Ceres from March 6th. It will then start to get even closer in its orbit and produce much improved images hopefully getting to the bottom of the mystery.


 


Here is the latest scientific bulletin I can find about it...


http://science.nasa.gov/science-news/science-at-nasa/2015/27feb_cerespuzzle/


Edited by Tweedledee
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The latest speculation that I have seen in the last few hours from more reputable places is the possibilities of ice volcanoes.....


 


Still a theory though.


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A while ago I did an OU course called "The Planets". That was my first introduction to the fascinating subject of cryovulcanism, where an extremely cold mixture of water and ammonia could erupt or flow out of volcanos at minus 95 degrees C due to tidal friction within a planet, moon or asteroid.

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Here's a nice little montage of Ceres as the Dawn probe approached.. (If my iPad will let me link it)

See below....

Edited by Bino-viewer
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I'd like to see that but can't install flash.


 


Is it viewable in a different format?


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That just shows me the following :o ...


 


An error occurred while processing your request.


Reference #50.c26cd417.1425413504.31f11f88


 


Thanks for trying Rob. :)


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Sorry Pete. I guess my IT skills are not up to much  :facepalm:


The animation sequance in this Youtube clip shows the same thing and more.


I'm looking forward to the first 'in-orbit' images in the next week or so.


 


Arn't we being thoroughly spoiled this year ?....what with the Rosetta mission around 67P,  Dawns arrival at Ceres, and then New Horizons encounter with Pluto just a few months away.


 


>https://www.youtube.com/watch?v=LP2zbGFXyk0


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Brilliant. Thanks Rob,that one works for me, very interesting. :thumbsup:


 


Yes we are being spoilt with these exciting missions. :)


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  • 2 months later...

Here's a newer, updated image from the 'Dawn' probe which is in orbit around Dwarf Planet Ceres.


Little bit more detail......


 


17619767596_c2391c0e49_o.jpg11140254_823242631044533_710804521198809860_n by Robert Seymour, on Flickr


17459818759_c67a7c3acf_o.jpg11140254_823242631044533_710804521198809860_n by Robert Seymour, on Flickr


 


Taken from 13600km on May 4th.


Last Saturday May 9, Dawn's ion propulsion engine was turned on and will bring it into a closer orbit of 4350km by June 6


Hopefully we'll have the answer to what these mysterious spots are next month. Can't wait !  :)


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I don't want to worry anybody unduly but .....


death-star-firing.jpg


 


                                 


 


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  • 4 weeks later...

Something more to whet your appetite.....


I think this little clip is just amazing..... :blink:   especially on a big screen.


 


>https://youtu.be/uSaLVAl-ObY


Edited by Bino-viewer
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Very nice video, but I wish they hadn't exaggerated the vertical relief by a factor of 2.


 


Still exciting to see it so close up, but I'd prefer to see the true view.


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Closer still......


Newly released image from Nasa's Dawn probe.


Taken June 6,  distance 4400km above the surface.


 


I think this is an amazing image. Hopefully lots more to come !  :)


 


18054837124_6054090059_o.jpgpia19568_main-1041 by Robert Seymour, on Flickr


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