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This Flash-based interactive provides access to illustrations, visualizations, videos, and near-real time images of the Sun from a variety of NASA satellites. Learners can access this information to supplement other materials related to the Sun and... (View More) heliophysics. A scale tool with the size of the Earth is also presented with the solar images. (View Less)
The images and information in the slide show presentation are designed to give learners a better understanding of how ancient cultures observed and interpreted the apparent motions of the Sun in the sky, as well as modern studies of the Sun using... (View More) telescopes and spacecraft. It was originally designed to accompany a previous NASA-funded educational program, entitled The Sun in Time. (View Less)
This is a legacy site for videos and animations related to the Deep Impact mission and encounter with Tempel 1. Learners can watch videos about the mission, encounter, science, and results.
This is a web site which explores the desire shared by past civilizations and today's society to observe and study the Sun. Learners can access two interactive modules, which include satellite images, aerial photographs, panoramic pictures,... (View More) time-lapse videos and other multimedia. Each module is focused on a different ancient culture: Maya in the Yucatan and Native Americans in Chaco Canyon. (View Less)
This is an activity about sampling specifically in astronomy. Learners will make a sampling window in order to estimate the number of stars in the sky visible to the unaided eye. After, they will discuss how to estimate the effect of different... (View More) variables on their counts, such as sky brightness, dark adaptation, cloud cover, etc. Please note use of a clear night sky is optimal for this activity. (View Less)