Alien Sky is distributed freely in demo version. This version has some functional restrictions as compared with full licnsed version. The complete User License Agreement for Alien Sky can be found in a file named license.txt located in Alien Sky folder.
To order the full version of Alien Sky you should visit the following URL:
http://kraisoft.com/store
This page also contains information about ordering Alien Sky by fax. Note that the order page is on a secure web site which is encrypting all transmitted credit card data according to secure HTTP protocol.
