http://pjhickey.edublogs.org A collection of .mp3s about Cosmology Wed, 30 Sep 2009 06:16:08 +0000 http://backend.userland.com/rss092 en Stars start out as gas particles in a nebula. Under gravity these particles come together. As the temperature rises the star begins to shine called a protostar. All stars progress through a main sequence. Toward the end of a stars life it will grow to be a supergiant. Depending the ... http://pjhickey.edublogs.org/2009/04/11/stages-of-a-stars-life/ Supergiant stars may contain multiple energy sources within shells. Hydrogen in the outer shell burns into the heavier element Helium giving off heat energy and light. The Helium in the inner shell burns into Carbon and Oxygen. The star is getting hotter towards the core. Ultimately the star may contain ... http://pjhickey.edublogs.org/2009/04/05/supergiant-stars/   Friday 23th October on the school oval. Weather permitting 7pm start. Finish around 9:30 p.m.  It could be cold so wear warm clothing.    Make sure that your parents are aware and make suitable arrangements for a safe trip home. http://pjhickey.edublogs.org/2009/03/02/telescope-viewing/ Information on the Milky Way milky-way-galaxy. http://pjhickey.edublogs.org/2009/03/02/the-milky-way/ Part of the talk on Constellations Stars and Galaxies constellations stars and galaxies . http://pjhickey.edublogs.org/2009/03/02/constellations-stars-and-galaxies/ A wonderful illustrated dictionary of Astronomy terms can be found here.   http://pjhickey.edublogs.org/2009/02/27/astronomy-dictionary/ big-bang http://pjhickey.edublogs.org/2009/02/27/big-bang/ keplers-laws http://pjhickey.edublogs.org/2009/02/27/keplers-laws/ naming-stars http://pjhickey.edublogs.org/2009/02/27/naming-stars/ why-do-constellations-move http://pjhickey.edublogs.org/2009/02/27/why-do-constellations-move/