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Astrophysical Journal Issues Research Articles in April 20, 2022 Edition
April 20, 2022

TUCSON, Arizona, April 20 -- The Astrophysical Journal, a research journal from the American Astronomical Society that says it is devoted to recent developments, discoveries and theories in astronomy and astrophysics, published research articles on the following topics in its April 20, 2022 edition:

* Comparison of Two Methods for Calculating Magnetic Helicity in the Solar Corona

* Distances to Local Group Galaxies via Population II, Stellar Distance Indicators. II. The . . .

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