The 2nd-closest star system is not about 6 G light-years from Earth but about 6 light-years from Earth. The discrepancy is obviously due to a human editor.
6 billion light-years from Earth
5.97 light-years from Earth
Here are headlines produced by AI-based Title Generator Tool.
Four Rocky Worlds Orbit Barnard's Star, Closest Neighbor to Earth
New Study Reveals Quartet of Earth-Like Planets Orbiting Red Dwarf
Barnard's Star, Our Cosmic Neighbor, Now Found to Have Four Rocky Planets
Discovery of Four Earth-Like Worlds Around Barnard's Star Sparks Excitement
Rocky Planets Orbit Barnard's Star, Bringing Humanity Closer to Space Exploration