Comets are made of ice and dust. (Reply #6)

In the discussion thread: My wife was watching Cosmos last night and NdT was talking about comets in the Oort cloud. [View all]

Response to diabeticman (Original post)

Mon Mar 24, 2014, 11:06 PM

Sekhmets Daughter (7,515 posts)

6. Comets are made of ice and dust.

While Pluto's exact composition is unknown, it appears to be about 70% rock and 30 % ice and water,... so even if it were in the Oort Cloud, it couldn't become a comet.

Reply to this post

Back to OP Alert abuse Link to post in-thread

Always highlight: 10 newest replies | Replies posted after I mark a forum

Replies to this discussion thread

12 replies	Author	Time	Post
My wife was watching Cosmos last night and NdT was talking about comets in the Oort cloud. [View all]	diabeticman	Mar 2014	OP
no	Ptah	Mar 2014	#1
Thanks.	diabeticman	Mar 2014	#4
Pluto is not in the Oort Cloud...	Callmecrazy	Mar 2014	#2
oh, I will tell her. She was under the impression that it was the tip/beginning of the cloud on the	diabeticman	Mar 2014	#3
I'm watching it on NatGeo as I write this post!	Callmecrazy	Mar 2014	#5
Not a stupid question	pokerfan	Mar 2014	#7
Thanks	diabeticman	Mar 2014	#8
Comets are made of ice and dust.	Sekhmets Daughter	Mar 2014	#6
Unless they change the definition of comets	ashling	Mar 2014	#9
No	sakabatou	Mar 2014	#10
Not in the Oort cloudy, but barely possible ...	Deep13	Mar 2014	#11
I'm not so sure as some here that Pluto couldn't be knocked out of orbit...	Wounded Bear	Mar 2014	#12

Edit History

Please login to view edit histories.