These pages are dedicated to Patrick Moore and Isaac Asimov.
Unanswered Questions
What is the exact mechanism of the Big Bang?
How did the smooth Universe of the Background Radiation evolve into the wrinkled sponge Universe?
What part do quasars play in the evolution of galaxies?
Is there life elsewhere in the Universe?
Are there really other Universes?
Is there a purpose to the Universe? Is this a religious question?
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An easy-to-understand scaling of the Universe in both space and time. Distances in space are represented by the time light takes to travel there. The chronology of the Universe is compared to a real year.
A historical account of the discovery of the electromagnetic spectrum and its uses in Astronomy. Radio waves, infra-red, visible light, ultra violet, X-rays and gamma rays are explained.
An account of how various properties of stars can be measured by studying starlight. Includes brightness, distance, luminosity, temperature, mass, radius, density and an introduction to the H-R Diagram.
The force that moves apples and planets. A short introduction to the ideas of Kepler and Newton that culminated with the theory of Universal Gravitation.
