Challenge.gov: Mapping Dark Matter

Challenge.gov: Mapping Dark Matter

"The aim is to measure the shapes of galaxies to reconstruct the gravitational lensing signal in the presence ofnoise and a known Point Spread Function. The signal is a very small change in the galaxies'ellipticity, an exactly circular galaxy image would be changed into anellipse; however real galaxies are not circular. The challenge is to measure the ellipticity of 100,000 simulated galaxies."

Aussie student finds universe's 'missing mass', AFP

"A 22-year-old Australian university student has solved a problem which has puzzled astrophysicists for decades, discovering part of the so-called "missing mass" of the universe during her summer break. Undergraduate Amelia Fraser-McKelvie made the breakthrough during a holiday internship with a team at Monash University's School of Physics, locating the mystery material within vast structures called "filaments of galaxies".

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I have to wonder, if there is dark matter, is there also a dark matter periodic table of the elements?
And then dark matter molecules?

And if dark matter molecules, could you have dark matter complex molecular structures like crystals, alloys, etc.

And to darken the matter further, could you have dark matter "organic" molecules that would construct dark matter living organisms? Organisms that would exist along side us but would be so out of phase with our reality that we could barely perceive them? Could some of these organisms be highly intelligent, sentient beings with dark energy firing their dark matter neurons?

Interesting that this makes news just as the Alpha Magnetic Spectrometer is installed on the ISS. This was originally a $33 million (1999) dollar project that grew to $1.5 billion project. Big Science, what can else can I say? It will try to detect dark matter, anti matter and cosmic rays. It could very well be worth the entire ISS project if it succeeds. I hope it does.

The two stories grouped together here are unrelated. The Aussie student found "ordinary matter" that is otherwise difficult to see. The Challenge.gov challenge is about detecting "dark matter". The ordinary matter found by the student cannot cause gravitational lensing - there is simply too little of it.

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This page contains a single entry by Keith Cowing published on May 27, 2011 3:26 PM.

Stunning Image of VFTS 682 in the Large Magellanic Cloud was the previous entry in this blog.

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