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New Insights into Solar Flares

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Cambridge, MA - Astronomers have made a significant step toward confirming a proposed explanation for how solar flares accelerate charged particles to speeds nearly that of light. This...

Timing a Sextuple Quasar

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Quasars are galaxies with massive black holes at their cores around which vast amounts of energy are being radiated. Indeed, so much light is emitted that the nucleus of a quasar is much ...

Inferring the Star Formation Rates of Galaxies

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Our Milky Way galaxy produces on average a few new stars every year across the entire system. Massive young stars emit large amounts of ultraviolet radiation which heats the local dust, ...

Tiny, Ultracool Star is Super Stormy

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Cambridge, MA - Our Sun is a relatively quiet star that only occasionally releases solar flares or blasts of energetic particles that threaten satellites and power grids. You might thi...

To Find Alien Worlds, First Look at Our Sun

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One well-trusted method of finding an exoplanet is to see how much wobble it induces in its parent star. Right now, the state of the art precision for detecting planets a few dozen light-...

Unveiling the Active Galactic Nucleus of a Quasar

Submitted by idfive on
3C 273 is the nearest high-luminosity quasar to Earth, about two billion light-years away, and shining with the power of more than about three thousand Milky Way galaxies. Since its disc...
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