Gravity Probe B is the relativity gyroscope experiment being developed by NASA and Stanford University to test two extraordinary, unverified predictions of Albert Einstein's general theory of relativity. The experiment...

This collection of images features spacecraft and instruments used for high-energy research, typically studies of X-rays and Gamma rays. The collection includes pictures of early astronomy rockets and instruments, an...

This lesson allows students to explore magnets and the region of influence around a magnet called a magnetic field. They will learn that magnets exert a force on a magnetically sensitive object without coming into direct...

The telescopes were developed at the Harvard-Smithsonian Center for Astrophysics and were designed to enable students and teachers nationwide to investigate the wonders of the deep sky from their classrooms. The project...

Described as an aeronautics and space resource for education, NASA's Spacelink Web site contains several links including the Instructional Materials page. Basically an online clearinghouse for NASA supplied educational...