RT @FireballsSky: Breakthrough #Starshot could change destination plans to snap our newest, closest exoplanet buff.ly/2bLIOsU https://t.co/7fRug4kBac
RT @FireballsSky: Breakthrough #Starshot could change destination plans to snap our newest, closest exoplanet buff.ly/2bLIOsU https://t.co/7fRug4kBac