Author Archives: Jon Holtzman

IAU responds to US executive order

The IAU has released a statement regarding the recent US executive order banning access to the US from seven countries. See the IAU’s statement.

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The Elements of Life Mapped Across the Milky Way by SDSS/APOGEE

To say “we are stardust” may be a cliche, but it’s an undeniable fact that most of the essential elements of life are made in stars. “For the first time, we can now study the distribution of elements across our Galaxy,” says Sten Hasselquist of New Mexico State University. “The elements we measure include the…
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