This week, the Hubble Space Telescope turned 20 years old... And there is a lot of history behind it!
Please find out:
1. Who was Edwin Hubble.
2. What happened to the telescope as soon as it was launched into space?
3. Get into http://hubblesite.org/newscenter/archive/releases/2010/13/video and watch these great videos.
Leave a comment in this post about your findings. It is compulsory. Closing date, May 7th!