Sister blog of Physicists of the Caribbean. Shorter, more focused posts specialising in astronomy and data visualisation.

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).


3 comments:

  1. If the red and green lines represent doppler shifting light sources, what are the white and gold?

    ReplyDelete
  2. Since there's no colour (velocity) gradient across the arms, I reckon the colours are all emission lines.

    ReplyDelete

Signal boost

One man's trash is another man's treasure, or so the old saying goes. And in astronomy, one man's signal is another man's no...