Original: Red dwarfs such as Proxima Centauri are far too faint to be seen with the naked eye ; even from Alpha Centauri A or B , Proxima would only be seen as a fifth magnitude star .
Simplified: Characteristics Red dwarfs are usually far too faint to be seen with the naked eye . Even from Alpha Centauri A or B , Proxima would only be seen as a 5th magnitude star .