Just wondering. Did anybody see the moon last night?
If so, what position in the sky was it, ie South, East etc.
I was on the phone to my friend at around 7pm and staring out the window. ...
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Hi guys,
I have never posted here and know very little about astronomy, so please go easy on me!
I have recently come across the notion of certain ratios in our solar system which ap...
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is it not a planet anymore?
...
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I've seen a few in recent nights. Go and have a look.
...
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Hi there - A number of years ago I had software that once you entered the date, time and your location, would give you a "map" of the skies above. As far as I remember this was a sharewa...
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I was hunting around for a nice sunrise/sunset offline program after noticing Stellarium did not provide that information. A nice 100Kb binary by Steve Edwards shows all the detail you need to kno...
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The answer, I am told, is 'No'. But I do not understand why. Assume:
(1) The Universe is spatially flat. It will one day stop expanding.
(2) There is no weird dark energy.
These are, I ...
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what are we seeing the present,the future ,or the past??...
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Is this scope any good? I originally wanted the Meade ETX 80TC Go-To telescope as it got great reviews in Sky at Night magazine. What is the difference and is this a good beginner scope? Thanks...
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Not a mark on the 3 packing boxes thanks to a concientious UPS delivery man who just bought a telescope himself last week and thus knew he had to be gentle.
All parts were present and account...
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What I am wondering is WHO HERE THINKS WE ARE IN A SCHWARZSCHILD BLACK HOLE where the black hole event horizon coincides with one of the two well-known cosmology horizons?
There are a couple of we...
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Could anyone direct me to a site that can give basic understanding to string theory?
Im trying to get to grips with an article in Scientific American and makes constant references to string th...
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According to the mainstream 'standard model', is the geometric curvature of space believed to be exactly the same within superclusters as it is in within voids?
In other words, does the much highe...
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This is a big hole in the sky. Although you can't see it with the naked eye it actually covers almost 3 degrees of the sky, and to put that into perspective the full Moon covers about half a degree!
...
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http://news.bbc.co.uk/1/hi/sci/tech/7116834.stm [http://news.bbc.co.uk/1/hi/sci/tech/7116834.stm]>
http://www.nasa.gov/mission_pages/c...main/index.html [http://www.nasa.gov/mission_pages...
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http://arxiv.org/PS_cache/arxiv/pdf/...711.4460v1.pdf [http://arxiv.org/PS_cache/arxiv/pdf/0711/0711.4460v1.pdf]>
This is only a couple of pages....
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Quote:
The Nanosolar company was founded in 2002 and is working to build the world’s largest solar cell factory in California and the world’s largest panel-assembly factor...
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http://vizoo.com/showreel_wmvs/EPK_Cheoptics360_XL.wmv [http://vizoo.com/showreel_wmvs/EPK_Cheoptics360_XL.wmv]>
Pretty cool
...
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Hi all,
The next TAS public lecture takes place in the Presbyterian Church & Hall, High Street, Tullamore, as follows:
Date & Time: Tuesday Dec 4th @ 8pm
Speaker/Topic: Deirdre...
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I have a question:
I understand why the expansion of the universe is believed to be caused by the expansion of vacuum space, i.e. the Hubble flow.
I understand that if the universe had mass/en...
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For the last few mornings my daughter has noticed a star in a south easterly direction which is brighter than all of the rest. Even when it is geting light and all the others have disappeared this...
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I'm currently putting together a basic summary of the Lambda-CDM model and I have a slight issue with the fact that the equation to calculate lambda (which includes factors to convert physical units i...
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Mankind 'shortening the universe's life'
Quote:...
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what is the best estimates on the number of neutrinos in nature?...
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Does anyone here use IRAF??!
I'm stuck trying to develop a simple pipeline to process images, but I can't figure out the simple things like grouping raw frames using a text editor to write the...
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