THE planet Gliese 581d, is 20 light-years away. Last week scientists declared (声明) it to be the first planet discovered outside our solar system to be habitable (可居住的).When Gliese 581d was discovered ……

are neither too hot nor too cold for liquid water to exist. Now a new planet has joined this ever..., more than 800 planets have been discovered, according to the Los Angeles Times, but only a handful ……

南方天文观测台) in La Silla, Chile (智利), the astronomers discovered the new planet two weeks ago. uThe... to a new and exciting level. A team of astronomers said they have found a new planet that has features ……

the first time scientists have discovered a planet outside our solar system that might be habitable (适宜...Amazing civilization of Shu on display at new MuseumA New cultural tourist attraction (旅游 ……

-years away in the constellation Vela. The planet sits just inside its sun’s habitable zone... life can live? Nobody knows. It would be an unlikely bit of luck if the newly discovered planet did ……

-years away in the constellation Vela. The planet sits just inside its sun’s habitable zone... life can live? Nobody knows. It would be an unlikely bit of luck if the newly discovered planet did ……

RESEARCHERS recently chose the top 10 female names based on "femininity". They have discovered... Earth living out thereA PLANET five times as massive as Earth has been found about 20 light years away ……

special on December 5, when NASA announced that they had discovered a planet similar to Earth... more than 2,000 candidate planets. But this new planet, Kepler 22b, is the first one that has been ……

’s website, is excited about the new study.The first planet orbiting a star other than our sun was discovered...There’s no guarantee that any of these Earth-like planets are indeed habitable — that depends ……

solar system (太阳系). But what is a habitable planet like? In short, the more similar to Earth..., it must have liquid (液态的) water.  But what is a habitable planet like? In short, the more ……

time scientists have discovered a planet outside our solar system that might be habitable.2.... Which of the following is not listed as a candidate for the world's new 7 wonders?A. Great Pyramid ……

. A team of astronauts travels through a wormhole in space in search of a new habitable (适于居住的) planet... to collapse quickly.Another big problem of wormholes is that none have been discovered so far. ……

is the only habitable (宜居的) planet in the universe. Given the large number of the galaxies (星系), many... to the New York Post, it “is located within the outer edge of its star’s habitable zone, where it receives ……

, scientists announced last week.The theoretical abundance of habitable worlds among the estimated 200... signature of a far-off planet, proving that, in size and temperature at least, we are not alone ……

to this question, NASA sent a new robot, “Curiosity”, to the planet eight months ago. The robot reached... for more than 10 years. As curiosity got close to the red planet, a giant parachute (降落伞) helped ……