This episode features a few points behind how those big diffuse gas clouds collapse into stars.
This week’s episode features the 2nd part of our look at how stellar evolution can lead to a supernova explosion,
Urban Astronomer presents the first series of where supernova come from. This episode looks at the behaviour of gas molecules, and how this causes vast clouds of hydrogen floating in space to turn into stars.
Date: September 28, 2009 Title: The Connection Between Metal Abundances and the Evolution of Galaxies Podcaster: Duane Lee from Columbia Astronomy Organization: Columbia University Astronomy http://outreach.astro.columbia.edu Description: Metals in astronomy refer to any element heavier than Helium on the periodic table. The abundance of metals, with the exception of a few, tells us the processing […]
Date: August 7, 2009 Title: Eclipsing Binaries Podcaster: AAVSO, with Mike Simonsen, Virginia Renehan and Rebecca Turner. Organization: American Association of Variable Star Observers (AAVSO) http://www.aavso.org Description: Today we will discuss eclipsing binaries, variable stars that are actually two stars in orbit around each other, where one star periodically eclipses the light from its companion. […]
Date: July 30, 2009 Title: A Tour through the Lives of the Stars Podcaster: André Gonçalves Link: Andre’s blog: http://astro-andregoncalves.blogspot.com/ Description: This podcast is about stellar evolution, how the stars are born, live, and die. I will talk about the reactions in the cores of the stars and I will try to explain the effects […]
Date: July 2, 2009 Title: Herschel and Planck Set Sail into the Cold Universe Podcaster: Edward and Haley Gomez Organization: Las Cumbres Observatory Global Telescope and Cardiff University http://www.lcogt.net http://www.astro.cf.ac.uk Description: Herschel and Planck set sail into the cold Universe. The successful launch of the Herschel Space Observatory and Planck satellite on 18 May this […]
Date: May 10, 2009 Title: End of the Universe in 10 Minutes Podcasters: The Astronomy Cast team of Dr. Pamela Gay and Fraser Cain Summary: From the End of the Earth to the end of matter itself, come hear about how astrophysics predicts the universe will wind down. Don’t worry though, you have time to […]