Werk is a kind of galaxy historian, studying matter on atomic scales to help understand how galaxies — and the universe as a whole — evolve. By aiming giant telescopes at the night’s sky, she uses spectrographs to study atoms billions of light years away. Werk looks at the distinction between subatomic particles that exist both outside and inside galaxies. The outcome, she hopes, will help elucidate a better understanding of our own cosmic origins.
“When I look at the sky I see lots of different atomic transitions that I’m trying to piece together into a coherent picture,” said Werk.
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