Beyond Human Vision
How colliding galaxy clusters emit the most spectacular fireworks, if only you look beyond what your eyes can see!
“Every single time you make a merger, somebody is losing his identity. And saying something different is just rubbish.” -Carlos Ghosn
By collecting huge amounts of light from space, the Hubble Space Telescope discovers and images the Universe’s most massive, distant galaxy clusters.
Yet there’s more to these objects than merely stars, as revealed by visible light.
At the high-end of the energy spectrum, X-rays, as imaged by NASA'sChandra observatory, reveal superheated gas and plasma.
When extremely high-velocity gas clouds collide, the density and temperature both spike, resulting in the emission of energetic…