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Oh, Venus (Original Post) bigtree Feb 2021 OP
You did hear that the Russian wanted to land on the Sun? StClone Feb 2021 #1
lol oasis Feb 2021 #3
they needed to planet better bigtree Feb 2021 #4
Very cool soothsayer Feb 2021 #2
'This is Mars. Turn up the volume.' bigtree Feb 2021 #11
I hope they'll send more sound when we hear less of perseverance (tho that's cool too) soothsayer Feb 2021 #12
Best pray that isn't future Earth misanthrope Feb 2021 #5
Naw. It will be more like Texas. StClone Feb 2021 #6
I mean in about a billion years qazplm135 Feb 2021 #7
Well, you're talking about solar lifestages misanthrope Feb 2021 #8
Sagan was talking about qazplm135 Feb 2021 #9
Yes, one big rock and it's bye-bye misanthrope Feb 2021 #10
Don P. Mitchell has done great work... Kid Berwyn Feb 2021 #13
fascinating bigtree Feb 2021 #14

StClone

(11,684 posts)
1. You did hear that the Russian wanted to land on the Sun?
Thu Feb 18, 2021, 11:44 PM
Feb 2021

When told by American Scientist their craft would surely burn up upon the attempt, they replied:

"You stupid Americans! We will be landing at night!"

soothsayer

(38,601 posts)
12. I hope they'll send more sound when we hear less of perseverance (tho that's cool too)
Fri Feb 19, 2021, 03:26 PM
Feb 2021

Looks right muddy.

misanthrope

(7,418 posts)
5. Best pray that isn't future Earth
Thu Feb 18, 2021, 11:59 PM
Feb 2021

I believe Sagan's PhD dissertation was based on the hypothesis that Venus was created by a runaway greenhouse effect.

StClone

(11,684 posts)
6. Naw. It will be more like Texas.
Fri Feb 19, 2021, 12:04 AM
Feb 2021

Hurricanes, freeze-outs, droughts, locusts, plagues a real vacation spot of the Solar System.

qazplm135

(7,447 posts)
7. I mean in about a billion years
Fri Feb 19, 2021, 12:11 AM
Feb 2021

probably yes, it WILL be future Earth. Oceans boiled away, runaway greenhouse is inevitable at that point.

So we are seeing a preview of our inevitable future, just a long, long time from now.

qazplm135

(7,447 posts)
9. Sagan was talking about
Fri Feb 19, 2021, 02:13 AM
Feb 2021

climate change, but he also said we could end up cooling our planet and looking like Mars so his argument was more of a general hey look at the these two planets and be careful, but the reality is that while I hardly think even the worst human driven climate change could mirror either one of these planets (for one we'd kill ourselves off (or at least civilization) way before we got there), eventually our planet is going to look like Venus.

Speaks to me about the need not just to deal with climate change, which is obviously a real threat to civilizations and to flora and fauna alike, but also space exploration and eventually colonization. Obviously, the former is a way more immediate threat and focus than the latter, but all it takes is one asteroid, and our egg basket is scrambled.

misanthrope

(7,418 posts)
10. Yes, one big rock and it's bye-bye
Fri Feb 19, 2021, 02:44 AM
Feb 2021

We don't have to worry about Mars' fate, precisely, unless our core is going to suddenly seize so we lose our magnetosphere.

Kid Berwyn

(14,909 posts)
13. Don P. Mitchell has done great work...
Fri Feb 19, 2021, 03:41 PM
Feb 2021
http://mentallandscape.com/C_CatalogVenus.htm



That image, at left above and top right in OP, shows what’s past the immediate Venusian neighborhood.

Truly amazing imagery, considering the atmosphere is 100 times thicker than earth’s and it’s about 880 degrees in the shade, if there were any.
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