Astronomy

Square Kilometre Array (SKA) may go to South Africa but is it really the best site?

By Estelle Asmodelle Recent reports on the selection of the site for the Square Kilometre Array (SKA) have suggested that South Africa offers the best site and a panel of advisors recommended the SA site over Australia. The argument was put that the SA site was cheaper for construction, yet Australia had lower insurance fees, and primarily …

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THE TRANSIT OF VENUS and also the TOTAL SOLAR ECLIPSE.

By Estelle Asmodelle The transit of Venus is happening 5th-6th June 2012. There are plenty of Astronomical Societies who are holding ‘transit parties,’ including two that I do presentations to: The first one, here is a page from the Newcastle Astronomical Society with their ‘transit party’ and they had ABC radio there as well: http://www.nas.org.au/HTML%20Pages/venus_transit_event_2004.htm …

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Water on the Moon

By Estelle Asmodelle Last December I joined the Newcastle Astronomical Society [NAS: http://www.nas.org.au/ ], that’s in Newcastle here in NSW, Australia – not the UK. When they had learned that I write the Space | Astronomy | Cosmology news for Cosmo magazine (sometimes) they invited me to give a series of talks – which I …

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Is the universe expanding asymmetrically?

Monday, 26 September 2011 by Estelle Asmodelle Cosmos Online This image shows the two hemispheres of a spherical mapping of the cosmic microwave background. New research examining the velocities of Type Ia supernovae suggests faster expansion in the northern hemisphere of the universe, challenging the cosmological principle that the universe is expanding uniformly in all …

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Dark matter signals detected?

Thursday, 15 September 2011 by Estelle Asmodelle Cosmos Online This image shows the CRESST experiment. The detectors are supercooled to a temperature only slightly above absolute zero. Credit: Credit: CRESST & The Max-Planck-Institut für Physik. GOSFORD: Physicists have detected signals that could be interpreted as dark matter, the elusive substance believed to comprise 80% of …

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