Volume 30 Issue 4 - April 1, 2016 PDF
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Commentary

Research Express@NCKU Apr. 1 ~ May 5, 2016

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Astronomy Picture of the Day
- Discover the cosmos! Each day a different image or photograph of our fascinating universe is featured, along with a brief explanation written by a professional astronomer.
- 2016 March 27 -

Robert Nemiroff (MTU) & Jerry Bonnell (UMCP)

How massive can a normal star be? Estimates made from distance, brightness and standard solar models had given one star in the open cluster Pismis 24 over 200 times the mass of our Sun, making it one of the most massive stars known. This star is the brightest object located just above the gas front in the featured image. Close inspection of images taken with the Hubble Space Telescope, however, …

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