SUNSET: 
Too Many Massive Stars in Universe's Youngest Galaxies
A new method of measuring star formation in the earliest galaxies finds that they’re producing more massive stars than expected — a result that could affect our understanding of how galaxies grow their stars.
Hefty Stars Prompt Birth Debate
A new study found more massive stars than expected in an intensely star-forming region. The results beg the question whether the process of star formation really is universal.