Heavens Above – If you are interested in observing artificial satellites this is the right place. The site provides you with all the information you need to observe satellites such as the International Space Station and spectacular events such as the dazzlingly bright flares from Iridium satellites.
The Night Sky This Month – Learn astronomy from Dr Jamie Love, an experienced science teacher. Monthly sky charts, phases of moon, planets etc.
Southern Sky Watch – A monthly guide to naked-eye sky watching for Australian amateur astronomers.
VisualDeepSky.org – Home of the NetAstroCatalog – a mailing list for “deep sky” observers of all levels.
Cometography – Details about currently visible comets and memorable comets of the past.
Observable Comets – This page lists orbital elements and ephemerides of observable comets. The number one resource for the serious comet observer.
Stargazer Online – Personal homepage of Richard Bell. Great information for beginners, including a tutorial on reading a starmap and seasonal stargazing tips.
KryssTal: Monthly Sky Page – Monthly planetary details for London and the Northern Hemisphere.
Ngc891.com – Observing challenges and interactive star charts.
FM Radio Detection of Meteors – Gives details of the construction and operation of an amateur observatory for radio meteor studies.
SkyEye – A guide to this month’s celestial events.
W8WN and WD8LPN – Provides information on detecting meteors by radio.
Xavier’s Amateur Astronomy – Amateur astronomical observations by Xavier Bros.