retrofutureground:

The angular distribution of galaxies in the northern hemisphere. Image from, J. Peebles (1980)
source
oysteros:

Kiyoji Otsuji - Ice Patterns C, 1956
retrofutureground:

Laboratoire de Physique Stellaire et Planétaire de CNRS, Soleil, Protubérance, +/- 1965, France.
rhzm:

6008 by Melih Dönmezer on Flickr.
isisinthecity:

Sacred Geometry 2
beyond-the-knowing:

Unknown artist