The notion of size can be surprisingly vague. Here’s an example. Is this a big error, or a small error:
NEWS.com.au would like to apologise for their error — as we all know, Betelgeuse is the second biggest star in the Orion constellation, not the universe.
The quotation is from a news article that says:
The second biggest star in the universe is losing mass, a typical indication that a gravitation collapse is occurring.
When that happens, we’ll get our second sun, according to Dr Brad Carter, Senior Lecturer of Physics at the University of Southern Queensland.