Introduction to Spectrum

You can’t see it. . .you can’t touch it. . .you can’t live without it. Use these downloadable activity sheets to enhance your lesson plan at school or at home. Scroll down for the downloadable files. Have fun! Spectrum Infographic Infographic featuring factoids about the electromagnetic spectrum. NASA Spectrum Crossword Puzzle Crossword puzzle featuring terms relevant to the electromagnetic spectrum. NASA Download Spectrum Infographic Jan 17, 2024 JPEG (586.88 KB) Spectrum Crossword Jan 17, 2024 JPEG (363.91 KB)

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Meet the Infrared Telescopes That Paved the Way for NASA’s Webb

Scientists have been studying the universe with infrared space telescopes for 40 years, including these NASA missions, from left: the Infrared Astronomical Satellite (IRAS), launched in 1983; the Spitzer Space Telescope, launched in 2003; and the James Webb Space Telescope, launched in 2021. NASA/JPL-Caltech The Webb telescope has opened a new window onto the universe, but it builds on missions going back 40 years, including Spitzer and the Infrared Astronomical Satellite. On Dec. 25, NASA will celebrate the two-year launch anniversary of the James Webb Space Telescope – the largest…

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