*96 day-flight

*22 parallel time-series

*1,500 sunsets & 1,500 sunrises

*a schedule for space walks and baths

*planned visits of resupply ships bringing equipment, fresh fruit and gingerbread

Hand-made cyclogram in 1977 by cosmonaut Georgi Gretschko on board of the Saljut-6

[image>cyclogram from Edward Tufte's Envisioning Information via feo inútil e inestable]