Astrophysical Journal

The answer is blowing in the intergalactic wind

Astronomers from the University of Toronto and the University of Arizona have provided the first direct evidence that an intergalactic "wind" is stripping galaxies of star-forming gas as they fall into clusters ...

dateNov 13, 2014 in Astronomy
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Black holes come to the big screen

The new movie "Interstellar" explores a longstanding fascination, but UA astrophysicists are using cutting-edge technology to go one better. They're working on how to take pictures of the black hole at the ...

dateNov 06, 2014 in Astronomy
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Hubble sees 'ghost light' from dead galaxies

(Phys.org) —NASA's Hubble Space Telescope has picked up the faint, ghostly glow of stars ejected from ancient galaxies that were gravitationally ripped apart several billion years ago. The mayhem happened ...

dateOct 30, 2014 in Astronomy
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The spectra of white dwarf stars

Yesterday I talked about the Higgs, and how its discovery has led to a flurry of articles about how it might apply to astrophysics. So today here's another example, and this one's interesting because it's ...

dateOct 09, 2014 in Astronomy
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