Gaia hints at our Galaxy’s turbulent life

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Our Milky Way galaxy is still enduring the effects of a near collision that set millions of stars moving like ripples on a pond, the Gaia star mapping mission has shown.
via Science Daily
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Looking back in time to watch for a different kind of black hole

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A simulation has suggested what astronomers should look for if they search the skies for a direct collapse black hole in its early stages.
via Science Daily
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Wave-particle interactions allow collision-free energy transfer in space plasma

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A team finds evidence of collisionless energy transfer occurring in the plasma of Earth's magnetosphere.
via Science Daily
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