: 7-Zip is the official, free tool for this format. Other options include WinZip or PeaZip . Extraction Steps : Right-click the file once the software is installed.

Select > Extract Here (to keep files in the current folder) or Extract to "StarNympho21CenColl-062b/" (to create a new folder).

To access the contents of this archive, you will need a file extraction tool: