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Interstellar
These images show four spiral galaxies with bars of stars and gas slicing through them. The galaxies are at various distances from Earth. The galaxy at upper left is 2.1 billion light-years away; the galaxy at upper right, 3.8 billion light-years away; the galaxy at lower left, 5.3 billion light-years away; and the galaxy at lower right, 6.4 billion light-years away.
Credit: NASA, ESA, K. Sheth (Spitzer Science Center, California Institute of Technology, Pasadena, Calif.), and P. Capak and N. Scoville (California Institute of Technology)
01/14/09

 



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