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This news story describes the innovations, operations, size, and capabilities of the James Webb Space Telescope. The article also presents and discusses the questions and theories that the telescope will explore and test. Star Witness News is a... (View More)

This science news story highlights a new initiative by the Hubble Space Telescope to image distant galaxies. The program uses gravitational lenses to image galaxies that are otherwise too distant and faint for the telescope to image. The story... (View More)

This is a lesson about the science supporting the design and operation of an ion propulsion engine. Learners will study the concepts of formation and discharge of charged particles, attractive and repulsive forces between charged particles, and the... (View More)

Audience: High school
Materials Cost: Free

This is a lesson about the path of one xenon ion through an ion propulsion engine. Learners will focus on what a single xenon ion sees and does as it goes through the reactions and processes that provide the ion jet propulsion engine's thrust. They... (View More)

Audience: High school
Materials Cost: Free

Learners will study the essential components and variables of an ion propulsion system. Activities include an on-line ion propulsion engine simulation and design. Included are changes in energy and fuel consumption as a result of variable changes... (View More)

Audience: High school
Materials Cost: Free

Learners will design a spacecraft, choose a suitable lunar landing site, and present their ideas before the entire class using visual aides such as maps, diagrams, and 3-dimensional models. This activity is in Unit 2 of the Exploring the Moon... (View More)

Audience: Elementary school, Middle school, High school
Materials Cost: Free

In this activity serving as an introduction to remote sensing, students list what they remember seeing in a familiar environment, check their accuracy, and discuss the results. Then they apply their experiences and new skills to an unfamiliar... (View More)

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