It's also news to me that Barnard's Star actually has a planet--apparently the discovery of it was announced just a few months ago! Barnard's Star has an old history of spurious exoplanet claims. Peter van de Kamp claimed he'd found evidence of some in the 1960s!
https://en.wikipedia.org/wiki/Barnard%27s_Star_b
https://en.wikipedia.org/wiki/Barnard%27s_Star