- Fingers of God: Radial stretching pointed at the
observer. They come about because of random velocities in
clusters of galaxies.
- Large over densities (walls) lead to a coherent "bulk" motion:
Walls appear denser and fluffier, voids bigger and emptier.
For a few realistic simulations click here
To see the causes for these distortions click
To go back to my home page click
These pages were made possible
with the help of an NSF grant AST-0070702
Last modified: Tue Feb 13 00:41:02 MET 2001