[Phys-L] Re: The view from the Enterprise.

[Scott Goelzer <s.goelzer@COMCAST.NET>]

This site has something that appears very similar:
<http://www.spacetimetravel.org/tuebingen/tue0.html>

so does this:

http://www.pegacat.com/cbetts/relpics.html

my students have found these images most interesting.

HTH
Scott





**********************************
Scott Goelzer
Physics Teacher
Coe-Brown Northwood Academy
Northwood NH 03261
603-942-5531e218
sgoelzer@coebrownacademy.com
**********************************


On Jan 17, 2006, at 8:38 AM, Rick Tarara wrote:

> To return to some physics.....
>
> I'm doing some updates on my animations and want to try and
> simulate the
> view (both forwards and backwards) from a spaceship as is speeds up
> and
> approaches the speed of light.
>
> If I ignore (for a minute) the relativistic effects and consider
> only the
> Doppler shift, I think what one would see is that ahead of you the
> light is
> shifted towards blue--a bit more so in the center of view.  As the
> speed
> gets high enough, the light is shifted to the ultraviolet and the
> stars seem
> to go out--starting in the center of view and spreading outwards--
> like a
> hole opening and expanding.  Behind, the light is shifted towards
> red, but I
> think it takes higher velocities before being shifted to the infrared.
>
> If that is more or less right--and please correct this if wrong--
> then what
> happens when we add in time dilation and spatial contraction?  How
> would
> these effect what is seen by Kirk sitting on the bridge--viewing
> say a 60
> degree arc of space in front of him (seeing for the most part stars
> in this
> galaxy) as the ship (under 'impulse' power only) speeds up from
> rest to near
> the speed of light?
>
> [My 'classical' animation test works very nicely--but I'm sure it
> is too
> simplistic since the purpose of the overall animation is to 'show'
> relativistic effects.  ;-(    ]
>
> Thanks,
>
> Rick
>
> *********************************************************
> Richard W. Tarara
> Professor of Physics
> Saint Mary's College
> Notre Dame, Indiana
> rtarara@saintmarys.edu
> ********************************************************
> Free Physics Educational Software (Win & Mac)
>       NEW:  Updated MOTION animations.
>       COMING:  Spanish language versions.
> www.saintmarys.edu/~rtarara/software.html
> Energy 2100--class project
> www.saintmarys.edu/~rtarara/ENERGY_PROJECT/ENERGY2100.htm
> ********************************************************
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