Since its foundation in 1904, the Mount Wilson Observatory has been at the centre of the development of astrophysics. Perched atop a mountain wilderness, two ma

Contains a history of the subjects of space and astronomy, providing definitions and explanations of related topics, plus brief biographies of scientists of the

In 1957, as Americans obsessed over the launch of the Soviet Sputnik satellite, another less noticed space-based scientific revolution was taking off. That year