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What drives the solar cycle?

You can be thankful that we bask in the glow of a relatively placid star. Currently about halfway along its 10 billion year career on the Main Sequence, our sun fuses hydrogen into helium in a battle against gravitational ...

dateMar 30, 2015 in Space Exploration
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Rotational clock for stars needs recalibration

New work from a team of astronomers led by Carnegie's Jennifer van Saders indicates that one recently developed method for determining a star's age needs to be recalibrated for stars that are older than our Sun. This is due ...

dateJan 04, 2016 in Astronomy
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Gaia's sensors scan a lunar transit

Located 1.5 million km from the Earth, ESA's Gaia spacecraft is scanning the sky to conduct the most detailed census of stars in our Galaxy. However, on 6 November, it will be perfectly placed to witness a rare event that ...

dateNov 06, 2015 in Space Exploration
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Predicting solar flares

An international team of researchers, led by Queen's University Belfast, has devised a high-precision method of examining magnetic fields in the Sun's atmosphere, representing a significant leap forward in the investigation ...

dateNov 16, 2015 in General Physics
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Other suns got the right spin

Astrophysicists from the Leibniz Institute for Astrophysics Potsdam (AIP) and the Johns Hopkins University in Baltimore have for the first time measured the rotation periods of stars in a cluster nearly as old as the sun ...

dateMay 17, 2016 in Astronomy
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