Back Alley Astronomy
Intermittent news from the Milky Way & beyond
Tuesday, March 17, 2015
Mighty Throxeus
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Imaginary view of ancient Mars, ca. 4.4 billion years ago, with clouds and an ocean. Composite of NASA and NOAA images. ----------...
Sunday, February 8, 2015
What Kepler Hasn't Told Us
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Figure 1. Kepler planet candidates (N = 3697) identified in twelve quarters (three years) of transit data, graphed by radius and orb...
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