Washington D.C. [USA], April 16 (ANI): A team of transatlantic scientists, using reanalysed data from NASA's Kepler space telescope, has discovered an Earth-size exoplanet orbiting in its star's habitable zone, the area around a star where a rocky planet could support liquid water.
Washington D.C. [USA], Feb. 23(ANI): NASA's Spitzer Space Telescope has revealed the first known system of seven Earth-size planets around a single star. Three of these planets are firmly located in the habitable zone, the area around the parent star where a rocky planet is most likely