Imagine a Big Rip scenario taken to its logical end where at any one point in space, there is no matter and no energy, except for the still present Dark Energy.
If there is no matter or any ca...
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I just rented the Battlestar Galactica miniseries premiere I and wondered about those world war II - style dogfights in space. They were on some kind of asteroid or space station shooting big ol' ...
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I'm referring to the works of Richard Serra [http://en.wikipedia.org/wiki/Richard_Serra]>, who likes to use gigantic plates of solid weathering steel [http://en.wikipedia.org/wiki/Weathering_steel...
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I am willing to wager someone has asked about time travel before, and I promised I tried searching for older threads but, for whatever reason, the search function is not working for me.
What's...
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Pick those that you would put among the Top Five Depictions of a Dystopia.
Last poll of the second round. Except for poll b (unless a moderator changes it), all of these polls will be open fo...
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Hi, I'm reading Heinlein/Robinsons's "Variable star" (mild spoilers ahead) and got a bit confused about travelling near light speed.
Let's say a spaceship departs from earth at T=0, ...
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How close a planet can be to a Sun-twin?And what will be the conditions on it?
...
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I have a question about a known but seldom discussed lunar eclipse phenomenon that I personally experienced a couple of years ago in Fullerton, California.
As you know, the full moon appears a...
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What will happen if we move Venus to an circular orbit 0.045 AUs from the Sun?And what will be temperature of it then?
...
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Torch orbits. Why are we finding so many planets orbiting very, very close to their parent star? There are many, many AU positions a planet could be situated at, so what's so special about an or...
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Pick those that you would put among the Top Five Depictions of a Dystopia.
...
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Via 'New Scientist': http://space.newscientist.com/channe...eroids/dn11796 [http://space.newscientist.com/channel/solar-system/comets-asteroids/dn11796]>.
Quote:
Bits of...
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Jupiter produces more heat than it receives from the sun, due to gravitational contraction. When it was young it was bigger and hotter than it is now. My question is: how much inner heat would the...
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Pick those that you would put among the Top Five Depictions of a Dystopia.
I accidently put down 7 days instead of 14. Oh well, voting usually done well before day 7.
...
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(note the use of depth, bottom etc. are just for visualization purposes.)
I need some help on this.
Part 1: (if I understand correctly)
_______________
Gravity is evident when there is...
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CNN has a brief story:
http://www.cnn.com/2007/TECH/space/0...eut/index.html [http://www.cnn.com/2007/TECH/space/06/29/jupiter.stripes.reut/index.html]>
The story reports that the color chan...
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I have a question about a known but seldom discussed lunar eclipse phenomenon that I personally experienced a couple of years ago in Fullerton, California.
As you know, the full moon appears a...
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Is it possible that the Universe is Round? I mean could the universal pressure that seems to come from all directions or uknown nuclear force that seems to make all the planets round extend beyond...
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Here it goes...
What I’m trying to do is quantify how much power a force user has through the use of the Force.
I know that some of you will say that “You can’t measure the Force, because it’s...
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I am going off to the mountains for the first half of July so I'll just keep all the polls in this round open until I get back.
Pick those that you would put among the Top Five Depictions of a Dys...
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Hi Everyone here is a image in Hydrogen Alpha in Mono and Color Still in the works in narrow band need to take my OIII now and see the results when the moon is not around All info on Photo. Clear...
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I did something stupid and bought a telescope on Ebay from someone with 0 feedback advertising a brand new ETX-70 telescope, He spelled Meade "mead" and did not have telescope in the s...
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Hi everyone;
My name is Profpat and while I am a university professor, my discipline is not in science.
So if I ask a dumb question or come up with a dumb idea I hope you will be tolerant.
...
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I have read various articles on the net regarding whether or not our moon spins on it's own axis. Funny thing is, most professional astronomy sites seem to be trying to tell us that it does spin ...
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Next on NOVA: NOVA scienceNOW
http://www.pbs.org/nova/sciencenow [http://www.pbs.org/nova/sciencenow]>
Tuesday, July 3 at 8PM ET/PT on PBS
Check your local listings as dates and times ma...
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