Related topics: solar flares

NASA extends TIMED mission for fourth time

Nine years after beginning its unprecedented look at the gateway between Earth's environment and space, not to mention collecting more data on the upper atmosphere than any other satellite, NASA's Thermosphere Ionosphere ...

Distant star's sound waves reveal cycle similar to the Sun's

In a bid to unlock longstanding mysteries of the Sun, including the impacts on Earth of its 11-year cycle, an international team of scientists has successfully probed a distant star. By monitoring the star's sound waves, ...

Extended solar minimum linked to changes in sun's conveyor belt

A new analysis of the unusually long solar cycle that ended in 2008 suggests that one reason for the long cycle could be a stretching of the Sun's conveyor belt, a current of plasma that circulates between the Sun's equator ...

Why NASA Keeps a Close Eye on the Sun's Irradiance

(PhysOrg.com) -- For more than two centuries, scientists have wondered how much heat and light the sun expels, and whether this energy varies enough to change Earth’s climate. In the absence of a good method for measuring ...

Sun's constant size surprises scientists

(PhysOrg.com) -- A group of astronomers led by the University of Hawaii's Dr. Jeff Kuhn has found that in recent times the sun's size has been remarkably constant. Its diameter has changed by less than one part in a million ...

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