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Two weeks in the life of a sunspot

On July 5, 2017, NASA's Solar Dynamics Observatory watched an active region—an area of intense and complex magnetic fields—rotate into view on the Sun. The satellite continued to track the region as it grew and eventually ...

dateAug 04, 2017 in Space Exploration
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What is the weather like on Mercury?

With the dawning of the Space Age in the 1950s, human beings were no longer confined to studying the Solar planets and other astronomical bodies with Earth-based instruments alone. Instead crewed missions have gone into orbit ...

dateJul 25, 2017 in Space Exploration
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