To put all the topics of this module — The Origin of the Universe, Star Formation and Planetary Formation — into some perspective, and to gain an insight into the enormity of the scales involved in the formation of the solar system view the web site: http://micro.magnet.fsu.edu/primer/java/scienceopticsu/powersof10/index.html and explore the 'powers of ten' animation.
Boss, A. (1996) Extrasolar Planets. Physics Today, September 1996, 32-38.
Clarke, S. (2001) Out of this world. New Scientist, 169, issue 2273 (13 Jan 2001), page 44.
Marcy, G.W. & Butler, R.P. (1998) Giant Planets Orbiting Faraway Stars. Scientific American Presents, 9(1) Magnificent Cosmos.