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The written content here was authored by Jonathan Shanklin and originally published in the Association’s Comet Observing Guide. Minor amendments

Introduction A previous tutorial discussed how the Doppler Effect can be used to determine the velocity of an astronomical object

Introduction How is it we know how fast stars and galaxies are moving towards or away from us? How can

It is a tradition for members of the BAA at the end of December to exchange summaries of their year

Introduction With the increasing popularity of astronomy apps for the Apple iOS operating system a workaround has been found to

An introduction to the solar system’s innermost planet

The problem of the formation of dew on astronomical equipment is one familiar to all observers in our famously damp

An introductory tutorial about the planet Venus

Introduction Many of us possess German equatorial mounts supplied with a polarscope, a small refracting telescope that passes through the