WAcorna: The Unicorn Girl (1997) is a science fantasy novel by American writers Anne McCaffrey and Margaret Ball. It was the first published in the Acorna Universe series. McCaffrey and Ball wrote the sequel Acorna's Quest after which McCaffrey and Elizabeth Ann Scarborough extended the series almost annually from 1999 to 2007.
WAcorna's People (1999) is a science fantasy novel by American writers Anne McCaffrey and Elizabeth Ann Scarborough. It was the third book published in the Acorna Universe series initiated by McCaffrey and Margaret Ball in Acorna: The Unicorn Girl (1997); McCaffrey and Scarborough have extended the series through ten books as of 2011.
WAcorna's Quest (1998) is a science fantasy novel by American writers Anne McCaffrey and Margaret Ball. It is the sequel to their Acorna: The Unicorn Girl; those two were the first books in the Acorna Universe series. McCaffrey and Elizabeth Ann Scarborough continued the series beginning with Acorna's People (1999).
WAcorna's Rebels (2003) is a fantasy or science fiction novel by Anne McCaffrey and Elizabeth Ann Scarborough. It was the sixth in the Acorna Universe series initiated by McCaffrey and Margaret Ball in Acorna: The Unicorn Girl (1997). Rebels was preceded by Acorna's Search and followed by Acorna's Triumph, the seventh and last in Acorna's biography.
WAcorna's Search (2001) is a fantasy or science fiction novel by Anne McCaffrey and Elizabeth Ann Scarborough. It was the fifth in the Acorna Universe series initiated by McCaffrey and Margaret Ball in Acorna: The Unicorn Girl (1997). Search was preceded by Acorna's World and followed by Acorna's Rebels.
WAcorna's Triumph is a 2004 fantasy or science fiction novel by Anne McCaffrey and Elizabeth Ann Scarborough. It was the seventh book in the Acorna Universe series, which McCaffrey and Margaret Ball initiated in Acorna: The Unicorn Girl (1997). Triumph completed Acorna's biography, which is sometimes called the Acorna series. It was followed by First Warning, sometimes called the first book of the Acorna's Children trilogy.
WAcorna's World (2000) is a fantasy or science fiction novel by Anne McCaffrey and Elizabeth Ann Scarborough. It was the fourth in the Acorna Universe series initiated by McCaffrey and Margaret Ball in Acorna: The Unicorn Girl (1997). World was preceded by Acorna's People followed by Acorna's Search.
WFirst Warning (2005) is a science fantasy novel by American writers Anne McCaffrey and Elizabeth Ann Scarborough. It is the first book in the trilogy Acorna's Children, which is part of the Acorna Universe series that McCaffrey and Margaret Ball initiated in Acorna: The Unicorn Girl (1997).