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|How Big Are Things?
|Petameter's Room - looking at a sheet of graph paper|
|look at the entire room||
We entered our local interstellar cloud a few thousand years ago, and are now near the edge, heading outbound into an nearby cloud.
full size source
|light-years ( ly)|
sz planetary nebulas
source Drawn with perspective - vertical measure is 1/4 of the horizontal measure.
from Nelson Cunnington's Starmaps Here are the stars in a 20 ly ball around the sun. These color blobs are, of course, way to big to be stars - the blob size indicates height. We are looking down at the galactic disk.
[ Image courtesy of Winchell Chung of 3-D StarMaps. ]
In this view... Basically, BD is ~5cm towards you, Sun/Barnard's/Wolf are ~on the screen, and the others are ~3cm behind it.
There are some stereo pairs here.
Other Worlds, Distant Suns has a The 65 Nearest Star Systems VRML
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