The Hubble Deep Field image turns 20 in December 2015! This iconic image is the subject of an extensive online exploration at Amazing Space: Hubble Deep Field Academy
Newly redesigned! Galactic census takers needed — no experience or door-knocking required. Easily use real astronomical data to uncover secrets of the universe, hidden in the HDF image.
Requires internet connection, suitable for upper primary students and lower second level students (US equivalent grades 6 to 8). A comprehensive teachers’ guide is available.