This is an activity about mission planning. Learners will use the roles of a navigation team, spacecraft, comet, Earth, and Sun to simulate how mission planners design a spacecraft/comet rendezvous. This activity requires at least four active... (View More) participants and a large open space. Includes mathematics extensions. (View Less)

This is an activity about comets. Depending on the grade level of learners, either the instructor or the learners will construct a model comet using dry ice, ammonia, dirt, corn syrup, and water. This is Activity E-2 of Universe at Your Fingertips... (View More) 2.0: A Collection of Activities and Resources for Teaching Astronomy DVD-ROM, which is available for purchase. (View Less)

This is an activity about comets. Depending on the grade level of learners, either the instructor or the learners will construct a model comet using dry ice, ammonia, dirt, corn syrup, and water. This is Actividad 5.3 as part of El Universo a Sus... (View More) Pies, a Spanish-language curriculum, available for purchase. (View Less)