News tagged with astronomer

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A close call of 0.8 light years

A group of astronomers from the US, Europe, Chile and South Africa have determined that 70,000 years ago a recently discovered dim star is likely to have passed through the solar system's distant cloud of ...

Feb 17, 2015
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The ages of sun-like stars

The mass of a star is perhaps its most significant feature. It determines how brightly it shines (a star ten times more massive than the Sun will, during its normal lifetime, shine about forty million times ...

Feb 06, 2015
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VLT image: The mouth of the beast

Like the gaping mouth of a gigantic celestial creature, the cometary globule CG4 glows menacingly in this new image from ESO's Very Large Telescope. Although it appears to be big and bright in this picture, ...

Jan 28, 2015
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