No planet for Barnard’s star? — Science News, December 1, 1973
Over the years evidence has been brought forward for planetary companions revolving around two or three stars other than the sun. The first of these was Barnard’s star, which had been studied by Peter van de Kamp…. The presence of a planet could cause a wobble in a star’s motion across the sky. Van de Kamp found a wobble.… [Further] scrutiny does not find the [wobble].… Thus there would be no planet.