References from below sites
Images
http://www.spilk.org/graphics/hubblewp/hubble%20A
CS.jpg
http://point.worldtel.net.pk/wallpaper/telescope/Hubb
le%20Eagle%20Nebula%20wide%20field%2004086
y.jpg
http://www.space.gc.ca/asc/img/sci_core-hubble.jpg
http://grin.hq.nasa.gov/IMAGES/SMALL/GPN-2000-0
00891.jpg
http://esamultimedia.esa.int/images/spcs/hubble/hub
ble20040909a.jpg
http://www.newstext.com.au/hubble/images/hubble.j
pg
http://astro.unl.edu/workshops/2004/hubble.jpg
http://www.spilk.org/graphics/hubblewp/hubble%20ac
s%203.jpg
http://bulgar.no-ip.info/downloads/snimki/wall/Galaxy
%20Pair%20NGC%204414%20taken%20from%20N
ASA's%20%20Hubble%20Space%20Telescope.jpg
http://point.worldtel.net.pk/wallpaper/telescope/Hubb
le%20Eagle%20Nebula%20wide%20field%2004086
y.jpg
http://a52.g.akamaitech.net/f/52/827/1d/www.space.
com/template_images/elements/hubble/ht_leftimg_
middle_nebula1.jpg
Crest Academy Home Page
Formulas and symbols
http://www.ionaphysics.org/library/formulae.htm
References
Web page author:
MICHAEL KELLY