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This fact card presents an overview of cosmic microwaves, light waves left over from the Big Bang after they have been stretched out by the expansion of the universe. The energy from microwave ovens are used as a reference point from everyday life.... (View More)

Audience: Informal education
Materials Cost: Free

This is a game which focuses on the challenge of moving a "rubble pile" asteroid. Players have the option of using bombs, impactors, or "pusher" ships. It is a simpler version of Rubble! and part of the Killer Asteroids Web Site. The site also... (View More)

Audience: Informal education
Materials Cost: Free

This is a video about the IAU definition of a planet. Learners will watch 3D animation designed to illustrate the history behind the discussion defining the question, what is a planet?, and to outline some of the traits that may be associated with... (View More)

Keywords: Dwarf planet
Audience: Middle school, High school, Informal education
Materials Cost: Free

Students are introduced to the basic properties, behavior and detection of black holes through a brief discussion of common conceptions and misconceptions of these exciting objects. They "act out" a way black holes might be detected through their... (View More)

This is a website about asteroids and comets. Learners can play a physics-based asteroid game, learn about how backyard astronomers are contributing to asteroid research, or simulate an asteroid impact using a Google Earth Impact simulation.... (View More)

Audience: Informal education
Materials Cost: Free

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 online Flash game is hosted on the James Webb Space Telescope Web site. Because the Webb Telescope is unusual in appearance, it doesn't look like a telescope - but it actually does have a lot in common with simple tube-shaped telescopes. "Scope... (View More)

Audience: Informal education

This is a graphic novel history about NASA's search for life in the universe. It tells the story of some of the most important people and events that have shaped the NASA Exobiology and Astrobiology science.

Audience: Informal education
Materials Cost: Free

Students are introduced to the periodic table and the concept of atomic elements. The group discusses how all material in the Universe is composed of elements and that the atom is the smallest particle that still has the physical and chemical... (View More)

This online game allows players to choose any location on Earth and impact it with a variety of different sized asteroids and comets. They can see how big the blast radius will be, and determine what size object it would take to wipe out their town.... (View More)

Audience: Informal education
Materials Cost: Free