Image J: It's the program that i've used to analize the grafics.
Js9: Website used to analize .fit pictures of astronomical objects.
Mapper.js:
Image.map Website that I've used to create my image map
Google scholar: Google server that only shows you scientific articles.
Wikipedia: Website used to extract information
nasa.exoplanets.gov: Website used to extract information about exoplanets
Neocities: Website hoster
ezy Zip: Program used to extract tar files.
The sky live: I've found my constellation picture in this web.
Laboratory of exoplanets: I've used this website to take pictures of an exoplanet with a telescope located in arizona.
Hydrogen energies and spectrum: Used to found chemical elements.