VIEWING DEEP SPACE FROM EARTH
Mar 17, 2022
2 minutes
WORDS SCOTT DUTFIELD
The electromagnetic spectrum is made up of different wavelengths of light. Each wavelength is made up of tiny particles called photons, which have different levels of energy. At the higher energy end of the spectrum are X-rays and gamma rays, while wavelengths with the lowest energy are infrared and radio waves.
Scientists have found that the oldest and coldest celestial bodies and
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