There are plenty of good astronomy and astrophysics links on the web and Google may help you find many of them. We are listing some of the most relevant ones here.

Eagle Nebula Planck poster
| • | European Space Agency (ESA) | http://www.esa.int/ |
| • | National Aeronautics & Space Administration (NASA) | http://www.nasa.gov/ |
| • | Jet Propulsion Laboratory (JPL) | http://www.jpl.nasa.gov/ |
| • | Jodrell Bank, U.K. | http://www.jb.man.ac.uk/ |
| • | List of optical observatories: | http://www.wro.org/links/Observatories.htm |
| • | List of radio telescopes: | http://www.cv.nrao.edu/fits/www/yp_radio.html |
| • | Hubblesite - fantastic astronomy photographs in high resolution: | http://hubblesite.org/ |
| • | NASA's Astronomy Picture of the Day: | http://apod.nasa.gov/apod/ |
| • | Information on the planets, asteroids and meteors: | http://nssdc.gsfc.nasa.gov/planetary/ |
| • | Amazing Space: | http://amazing-space.stsci.edu/ |
| • | The Astronomer Café: | http://www.astronomycafe.net/ |
| • | Ask an astronomer: | http://curious.astro.cornell.edu/ |
| • | There are many websites with information how to build your own telescope. Two of these are: |