Here on Earth, we keep a comfortable distance from the sun. But exoplanets outside our solar system are able to withstand the direct heat of the sun -- some of which are called "hot Jupiters" for their ability to withstand, well, the heat.
NASA's Spitzer Space Telescope is the only equipment of its kind that could caputre these celestial beings hundreds of light-years from Earth.
BONUS: 10 Brilliant Photos of the Moon and Jupiter
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