Edit. Harvard University Press, 1981 England. The Harvard Books on Astronomy. 4ºm (24x16cm) 338 págs. Tela editorial con sobrecubierta ilustrada. Sobrecubierta deslucida con roces y faltas. Profusión de imágenes y esquemas en blanco y negro. «Fred Whipple has devoted his life to the objects circling the sun and no one can describe and discuss them more urbanely, delightfully, and accurately -and no one has, as Orbiting the Sun unmistakably shows.» Isaac Asimov