The Planet of Junior Brown is a 1971 young adult novel by Virginia Hamilton and illustrator Jerry Pinkney.
It is about two boys, Junior Brown and Buddy, who with a school janitor, Mr.
Pool, construct a mechanical solar system.
Barbara Bader reviewing The Planet of Junior Brown in Kirkus Reviews wrote "This is not a story to be judged on grounds of probability, but one which makes its own insistent reality; it endures along with its promise long after the story ends.
"[1] and revisiting the book in Horn Book 40 years later noted that children were not borrowing the book from libraries but wrote "the human drama will prevail and Junior Brown will continue to find susceptible readers, here and there, to whom it will mean a great deal.