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Multi-wavelength Astronomy
What does spectroscopy and the EM spectrum tell us about the Universe? Everything! Click here to find out more.
We can use spectroscopy to find out about planets, neutron stars, pulsars and more because they all emit radiation from different parts of the EM spectrum. This table tells you what emits what...
And how do astronomers "see" UV radiation, radio waves, and gamma rays? Click here to see what it takes...
If you're intrigued by this, visit the rest of the Cool Cosmos site on multiwavelength astronomy. It will take you from our solar system all the way to beyond our galaxy and has beautiful pictures to boot! Start here.

*These links take you to the Cool Cosmos website at the Infrared Processing and Analysis Center & the Spitzer Science Center, research centers funded by NASA. NASA provided funding for the Cool Cosmos website so that everyone can learn more about space sciences. In particular, the Cool Cosmos website has information, images, and activities in topics relating to multiwavelength astronomy, from the Hershel Experiment to the electromagnetic spectrum to images of celestial objects observed in infrared, radio waves, and more. Click here to enter Cool Cosmos.