The
light from planets, stars, and galaxies has been traveling
for minutes to millions of years to reach your eye. Use this
simple guide to look back in time.
Using
a strip of paper, construct a quick scale model of the distances
between the orbits of the planets, the Asteroid Belt, and
Pluto as part of the Kuiper Belt.
Sharing
the Universe is based upon work supported by the Informal Education
Division of the National
Science Foundation under Grant no DRL-0638873. Any opinions,
findings, and conclusions or recommendations expressed in this material
are those of the authors and do not necessarily reflect the views
of the National Science Foundation.