Chester Astronomical Society is one of the world's oldest scientific societies going back at least to 1892. It hosts public lectures by amateurs and professionals alike and arranges visits to sites of technical interest.
Friday, 8 November 2013
Multitailed Asteroid ... Comet ... whatever
The Hubble Space Telescope has imaged an object with 6 comet-like tails. Different reports classify the object as a comet or asteroid, revealing the fact that often there is little difference between them.