The editors of Sky & Telescope
make every effort to provide accurate information, but errors do sometimes slip through. We correct all mistakes online as well as printing corrections in the magazine. So if you see something questionable in the magazine, check SkyandTelescope.com/Errata
to see if it's a known problem.
This article lists all known errors in issues of Sky & Telescope for 2018. See also the errata listings for previous years.
Page 26: The bottom panel in the illustration showing the evolution of stellar interiors has an incorrect label. "He→H" should be "He→C".