iCosmos 1.2 for Mac was available to download from the developer's website when we last checked. We cannot confirm if there is a free download of this app available. The actual developer of this free Mac application is Roman J. Sabatini. We recommend checking the downloaded files with any free antivirus. ICosmos for Mac lies within Theming Tools, more precisely Screensavers.
From the developer:
iCosmos is a screensaver that displays high quality images of the solar system.
You may want to check out more Mac applications, such as scarytime v9, Christmas Tree Creator '04 or SaverPreview, which might be related to iCosmos.