I'm sure many of you have already read about the recent discovery that Gliese 581g appears to be suitable to support life as we know it.
But, who remembers this little tidbit: On December 2008, Ragbir Bhathal found a strong, regular, repeating signal emendating from - you guessed it - Gliese.
Yes, I know - probably nothing to see here at all; but as a jumping point for many Star Hero plots it could be fun.