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Why are sunspots black?Why are sunspots black? According to astronomers, it may be a big, cosmic optical illusion.
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Whip-cracking burst of energy from sun could explain solar windScientists have long hypothesized about this phenomenon, but this is the first time it’s been directly observed.
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Could a solar storm ever destroy Earth?Could a solar storm ever destroy Earth? According to scientists, there’s no evidence that any solar weather has ever harmed a human.
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A planet-size sunspot grew 10-fold in the last 2 days, and it's aimed directly at Earth
Scientists are watching as a planet-size sunspot has grown tenfold in the last two days and could launch solar flares directly toward Earth.
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The 7 most terrifying things in spaceHere are seven of the most terrifying things in space, including solar flares, black holes and supernovas.
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Huge, potentially disruptive sunspot will swing round to face Earth this weekendA huge sunspot that's about to face Earth could disrupt satellites, cause power outages and lead to problems for airplane navigation systems.
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Giant sunspot doubled in size in 24 hours, and it's pointing right at EarthThe sunspot is caused by the knotting of powerful magnetic-field lines.
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Powerful solar ‘burp’ flares on the surface of the sunThe sun is a beehive of flaring activity in a stunning new photo from a NASA spacecraft.
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'Dead sunspot' launches ball of plasma toward EarthThe "corpse" of a sunspot exploded Monday (April 11), triggering a mass ejection of solar material that is headed in Earth's direction.
