sentences:  In February 2016, it was announced that NASA Hubble Space Telescope had detected hydrogen and helium (and suggestions of hydrogen cyanide), but no water vapor, in the atmosphere of 55 Cancri e, the first time the atmosphere of a super-Earth exoplanet was analyzed successfully.In August 2016, astronomers announce the detection of "Proxima b", an Earth-sized exoplanet that is in the habitable zone of the red dwarf star Proxima Centauri, the closest star to the Sun.Due to its closeness to Earth, "Proxima b" may be a flyby destination for a fleet of interstellar "StarChip" spacecrafts currently being developed by the Breakthrough Starshot project.