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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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CAST explores the dark side of the universe

Over the next 10 days, CERN's Axion Solar Telescope (CAST) will receive the Sun's rays. The Sun's course is visible from the window in the CAST experimental hall just twice a year, in March and September. The scientists will ...

dateSep 21, 2015 in General Physics
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The seven most extreme planets ever discovered

Scientists recently discovered the hottest planet ever found – with a surface temperature greater than some stars. As the hunt for planets outside our own solar system continues, we have discovered many other worlds with ...

dateJun 12, 2017 in Astronomy
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