Wednesday, 14 December 2016
Maths is Christmassy too !
Some festive algebra spotted Cardiff University's astronomy PhD student's office, because just equations are super Christmassy !
Tuesday, 13 December 2016
Veeeerry accurate galaxy model in the Cardiff office.
Veeeerry accurate galaxy model in the Cardiff office. It's got a red central bulge and blue star-forming spiral arms. It's a bit warped, but that's because it's probably interacting with a massive companion (most likely angelic baby Tom Selleck Jesus on the tree).
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Of course you can prove a negative. In one sense this can be the easiest thing in the world : your theory predicts something which doesn...
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In the last batch of simulations, we dropped a long gas stream into the gravitational potential of a cluster to see if it would get torn... -
And more importantly, how not to build a galaxy. Uniform discs of pure gas turn out to be almost impossible. Exponential discs - where ther...