Recent content by Cigarshaped

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    Graduate Is There a Maximum Rotational Velocity for Pulsars?

    Let me spin off at a tangent here, for a moment. How do you know that a pulsar is rotating in the first place? Quoting webpages (as 'authority') - I read that Tommy Gold and Franco Pacini came up with the idea of spinning neutron stars. Not well received at first. Perhaps because it was based...
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    Undergrad Freshman project in astrophysics

    So you find craters boring. Maybe that's because there's so many, everywhere we look. Have you ever stopped to ask yourself how they got there? With fresh eyes/mind try removing the word 'impact', (quite a recent addition). Ask what else could have etched a flat-based, steep walled shape, not...
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    Undergrad Freshman project in astrophysics

    Hi m~ray, I think you will find this project unique and very interesting. There are a number of sources I can help you with, off line. 1) Investigate the reason why craters exist in the following forms: a) circular flat base, steep walled b) -ditto- with central peak (of existing strata)...
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    Undergrad How Can We Prove the Existence of Black Holes and Locate Them in Space?

    One thing's for sure we cannot PROVE the existence of black holes. We can construct theoretical proofs and adapt our cosmology..