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Educational Level:
Informal education  
Instructional Strategies:
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This Hubble Space Telescope image captures the chaotic activity on a three-light-year-tall pillar of gas and dust reminiscent of a craggy fantasy mountaintop surrounded by wispy clouds. New stars buried inside the pillar cannot be seen in this image... (View More)

This Hubble Space Telescope image reveals a small region inside the massive globular cluster Omega Centauri, which boasts nearly 10 million stars. This colorful assortment of 100,000 stars residing in the crowded core of the cluster is one of the... (View More)

This Hubble Space Telescope image of galaxies appears to form the number 10. The text describes the image and provides a brief explanation of why astronomer Halton Arp compiled his catalogue of odd-looking galaxies in the 1960s. In the accompanying... (View More)

Audience: High school, Informal education
Materials Cost: Free

The Hubble Ultra Deep Field lithograph shows the deepest visible light observation of the early universe. In vibrant contrast to the image's rich harvest of classic spiral and elliptical galaxies, there is a zoo of oddball galaxies littering the... (View More)

This Hubble Space Telescope image shows the diversity of galaxies in the universe. A huge elliptical galaxy, designated ESO 325-G004, dominates the image. In addition to many elliptical and spiral galaxies, the image contains a few small irregular... (View More)

This is a lesson about size and scale, also called the Solar Pizza. Learners, or the facilitator, will cut out scaled images of the Sun and Earth and walk them approximately sixty-five feet apart to simultaneously show the size scale and distance... (View More)

Audience: Informal education
Materials Cost: Free

The lithograph contains a Hubble Space Telescope image that shows the colorful Planetary Nebula NGC 2440 with one of the hottest known white dwarf stars at its center. The text briefly explains the process of stellar death of sun-like stars and... (View More)

Audience: High school, Informal education
Materials Cost: Free

The lithograph contains a Hubble Space Telescope image that shows M82, an edge-on galaxy, undergoing a frenzy of star formation. The text explains the possible causes of the galaxy's unusual appearance and star-birth activity. In the accompanying... (View More)

Audience: High school, Informal education
Materials Cost: Free

This is an activity about ultraviolet light. Learners will make ultraviolet light detector bracelets and use them to experiment with artificial light and sunlight. Then, they experiment with various sun-blocking materials to see how such materials... (View More)

Audience: Informal education
Materials Cost: $5 - $10

This is an activity about modeling the apparent motion of the Sun as seen from Earth. Learners will use a flashlight, toothpick, and styrofoam model Sun to mimic the relative shadow motion produced by a sundial. The activity will help learners... (View More)

Audience: Informal education
Materials Cost: $1 - $5