University of Rochester

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 comets, the Oort ...

dateFeb 17, 2015 in Astronomy
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How stellar death can lead to twin celestial jets

(Phys.org) —Astronomers know that while large stars can end their lives as violently cataclysmic supernovae, smaller stars end up as planetary nebulae – colorful, glowing clouds of dust and gas. In recent decades these ...

dateFeb 12, 2014 in Astronomy
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