Proxima Centauri shoots out humongous flare, with big implications for alien life

Astronomers Detect Extreme Flare from Proxima Centauri

The recent unnatural signal that appeared to come from Proxima Centauri is almost certainly not from an advanced alien civilization, finds a new study.

Red dwarf starlight used to grow photosynthetic bacteria. The new research suggests exoplanets around red dwarfs like nearby Proxima Centauri could survive on starlight (though violent flares and other hurdles remain).