News tagged with field

Can planets be rejuvenated around dead stars?

For a planet, this would be like a day at the spa. After years of growing old, a massive planet could, in theory, brighten up with a radiant, youthful glow. Rejuvenated planets, as they are nicknamed, are ...

dateJun 26, 2015 in Astronomy
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Magnetic complexity begins to untangle

After a year in orbit, the three Swarm satellites have provided a first glimpse inside Earth and started to shed new light on the dynamics of the upper atmosphere – all the way from the ionosphere about ...

dateJun 23, 2015 in Space Exploration
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Still a filament arrow?

On May 28, 2015 (above left), the sun, as seen by NASA's Solar Dynamics Observatory, showed a pair of filaments in the form of an arrow. The filaments appeared to remain stable as they rotated around to the ...

dateJun 22, 2015 in Space Exploration
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