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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http://news.bbc.co.uk/1/hi/sci/tech/7104421.stm [http://news.bbc.co.uk/1/hi/sci/tech/7104421.stm]>
Imagine that bastard lashing out of a swamp at you. Fuck that!
...
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Hi All
I jumped to fast and going to sell the Starlight Xpress MX5C I only got a couple of months ago and go the Digital camera route first.
So its for sale at:
http://www.adverts.ie/sho...
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While I was in the sauna at lunchtime, I was thinking about the little air hatch that you can open and close, and why it is such a small vent.
Can anyone who knows their physics tell me whet...
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http://www.lifestraw.com/en/high/maincont2.asp [http://www.lifestraw.com/en/high/maincont2.asp]>
How cool is that? drink from any water source and it filters out 99% of bugs..of course your ...
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Guys how do you work out the DLR?
I have a primary mirror D of 2.4m and want to know the DLR at 100nm, 500nm and 2200 nm.....
Is it the angle= 1.22(pi)/D ?
Any help?
...
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Following on from my other thread, I have settled on the Orion 12in Dob Intelliscope. Best of all worlds. ie. Decent optics, large apeture and Computerised object locating 'Push To'.
I have em...
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Hello please, I am want to do amazon.com order and am after some good non-mathematical (or beginner level maths) books about space, time, dimensions, topology, the new loop quantum gravity etc etc. Bo...
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Hi All,
I know nothing about telescopes, my parents are in America for 3 weeks and want to pick one up for my brother price bracket $150 to $200 for Christmas.....nothing too fancy as my broth...
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The purpose of this thread is to describe certain interesting aspects that are explicit or implicit in the “standard model” of cosmology for a flat universe, by reference to the Friedmann ...
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Hey anyone using Stellarium [http://www.stellarium.org/]>? It's a bit like Starry night but it is based on an free open source model. I tried it out on ubuntu during the weekend and yup it's prett...
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Product Name Quantity Unit Price Total Delete
Meade Series 4000 Eyepiece and Filter Kit with Aluminium Case £277.99 £277.99
Meade Lightbridge 12" Deluxe Dobsonian Telescope ...
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Let's assume that the universe is currently about 156 billion light years across. Suppose (I know it is impossible) that we somehow devised the ability to travel much, much faster than the speed of li...
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hi this has been playing on my mind for a long time,we know that the universe is getting bigger and expanding all the time but into what? i cant get my head around that if it is growing and takin...
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As part of Science Week 2007 Blackrock Castle Observatory are holding public lectures.On Thursday the 15th at 7 pm we have “Mars – A Cosmic Stepping Stone” by Kevin Nolan and Friday the 16th at ...
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Hi folks. Not sure if this is the correct place for this but anyways. I was giving some thought to heading back to college next year and Astrophysics was one of my considerations, specifically g...
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The "KAGUYA," which is currently undergoing initial functional verification, successfully acquired image data using its onboard high definition TV camera (HDTV).
It is the world’s first ...
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Anybody like to help a physics student who did their BSc six years ago and has forgotten all their maths!
Its a problem from Andrew Liddle's Introduction to cosmology 5.5
The Friedmann eqn is
...
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Hi There,
I am working on my second novel, a kind of Buck Rogers-type adventure, and I want to make sure that I'm being at least reasonbly accurate in regard to what an "outer space" jou...
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