Monica Hughes

The Guardian of Isis is a young adult novel by Monica Hughes, and is the sequel to The Keeper of the Isis Light. The story takes place on the fictional world of Isis. It is set 55 years after the first book, and now two more generations have been born.

The Isis Pedlar is a young adult science fiction novel by Monica Hughes, the third in the Isis series, following The Guardian of Isis. It was first published in 1982. The book takes place in the distant future on the fictional world of Isis. Nine years have passed since the events of The Guardian of Isis. Mark London …

The Keeper of the Isis Light is a science fiction novel for young adults by Monica Hughes, published by Hamish Hamilton in 1980. It is the first of three books in the Isis series, or The Isis Trilogy in its omnibus edition. They are set in the distant future on the planet Isis, which revolves around the F5 star Ra in …