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Helping you enjoy astronomy with articles, info and video and supporting the International Year Of Astronomy 2009.
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Telescopes "on parade" at the Astrofest trade stands
I have just been to this year’s Astrofest event in London. And I thought you might find it interesting, if I interviewed some of the traders, exhibiting at the event.
Occultation is the term use to describe when one object in Space, passes in front of another object and in doing so, obstructs our view of it.
We are familiar with occultations of the Sun and the Moon. We give these occultations a special name – eclipses – solar eclipse for the Sun and lunar eclipse for the Moon. read on..
Uranus was unknown before 1781 when William Herschel discovered it using a telescope. It was therefore the first planet to be discovered by modern astronomy.
Prior to this and going back to ancient times, only the five planets which can be seen with the unaided eye (Mercury, Venus, Mars, Jupiter and Saturn) were known. read on..
