Category Archives: Stars 2010

Monthly blogs on stars to promote astronomy in St Catherine, Sinai

Venus, perfidious planet

With an atmospheric pressure 90 times greater than that on Earth and a temperature of 450 degrees Celsius, any man who dared venture onto the surface of Venus would be squashed as flat as a beer mat and baked like … Continue reading

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Comets

A comet is a dirty snow ball of fused dust grains and frozen gases. On approaching the sun, it becomes hot and incandescent, the ice on the surface sublimates and the dust is released to form a glowing halo around … Continue reading

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Clash of the Titans

It hit the screens in 2010 and now it’s in the heavens as the constellations of Cepheus, Cassiopeia, Andromeda, Cetus, Pegasus, Perseus and Medusa roll across the night sky. It all started with Cassiopeia, Queen of Ethiopia, who boasted that her … Continue reading

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Ramadan moon

The first day of Ramadan (and every other Islamic month) begins at sunset on the day that the new crescent moon is first seen trailing the sun at sunset. In 2010, the first day of Ramadan in Egypt was declared … Continue reading

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Pluto rules!

There was always something odd about Pluto. It’s orbit was much more elliptical than those of the other planets and inclined at a maverick angle. It was also extremely small: smaller than our moon! There’s no chance you can see … Continue reading

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Mars Mission

In a recent speech at the Kennedy Space Centre, Florida, President Obama pledged the US to landing a man on Mars within the next three decades. To do this, he promised new funding and a streamlined NASA focused on developing … Continue reading

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Passover, Easter and the Spring Equinox

The Spring Equinox occurrs on the 20th March when night and day are of equal length, winter comes to an end and spring arrive. The Jewish Passover is calculated according to lunar cycles and must fall on the night of … Continue reading

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Zodiacal light

If you are away from cities and sources of light pollution and preferably above 1000 m to escape the humidity and dust trapped in the lower atmosphere, you have a chance of seeing the Zodiacal light. After sunset as darkness … Continue reading

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