मंगलवार, 31 जुलाई 2012


URBAN SKIES
Astronomy columnist Phil Harrington shares tips on how to observe from the city.
Light pollution above Quebec City
The right equipment, site, and techniques can make all the difference when you're observing from the city.
By Phil Harrington
Harvest Moon
The Moon, Sun, and planets are all easy telescope targets from the city.
By Phil Harrington
Albireo on 9 June 02
Splitting tight double stars and tracking the brightness changes of variable stars are fun activities unimpeded by sky glow.
By Phil Harrington
M33
A number of star clusters, planetary nebulae, and galaxies lies within reach of urban observers.
By Phil Harrington
North American light pollution
Join the fight against light pollution, and get involved in an urban astronomy club.
By Phil Harrington

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