Monthly Archive: April 2014

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Jewel Box Sun – NASA

This video of the sun based on data from NASA’s Solar Dynamics Observatory, or SDO, shows the wide range of wavelengths — invisible to the naked eye — that the telescope can view. SDO...

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Stellar Evolution Explained

A great videos that looks at stellar evolution; how gravity causes hydrogen gas to coalesce under friction and pressure to ignite in a flash of nuclear fusion, the energy and glow lasting billions of years,...

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The Dark Side of Time

A great video that asks the question whether space-time is fragmented, segmented into quantized bits of information, or causal sets? Or is space-time smooth and continuous, with curves, bends, and warps; just as Einstein had predicted? Is...

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Star Clusters Examined

A look at star clusters and how each star within a cluster is formed from the same material and is approximately the same age. There are two kinds of clusters. A “globular cluster” which...

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Will Russia Annex the ISS?

The International Space Station is home to Russian and American astronauts. Author and space analyst Rand Simburg breaks down the situation on the ISS. Could the conflict in Ukraine spread to space? The U.S....

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Extreme Orbits

Earth has a very stable orbit and that is why life as we know it has evolved here. However other planets in the Universe have very violent and chaotic orbits as explained in this...

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