I am sure that your article said that it's newer and the launch event was on the plane of the ecliptic. I read that one too. Anyway, the Wikipedia article say

I am sure that your article said that it's newer and the launch event was on the plane of the ecliptic. I read that one too. Anyway, the Wikipedia article says: After 2036, both [Voyager] probes will be out of range of the Deep Space Network.[14] As for New Horizons: [The RTG] will decay too far to power the transmitters in the 2030s. So we could lose contact with three in succession. Or, the DSN could become even deeper!