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Graham M. Harper et al 2022 AJ 164 16
Researchers observed the cool evolved star ζ Aurigae A as it orbited its main-sequence companion in an effort to understand how ultraviolet radiation from the main-sequence star impacts the evolved star’s atmosphere.

Ko Arimatsu and Takafumi Kamizuka 2022 ApJL 933 L25
New research suggests that light echoes from the reflection of stellar flares off of circumstellar debris disks should be detectable with high-speed optical systems for stars in the solar neighborhood.

Bruce Balick et al 2022 ApJ 933 168
New imaging reveals a pattern of ionization in the Southern Crab Nebula that cannot be generated by photoionization by a central source and may instead indicate ionization at stellar-wind-generated shocks.
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