No, it means it happened ~26,000 years ago, and we’re just now seeing it.
Yet another example of a “journalist” reporting on something way outside their depth.
I notice they also had to tell us there was an exploding star, called a supernova. Everyone I know, and pretty much everyone who is going to bother reading this article, already knows what a supernova is. Except the guy who wrote the article, I guess.