For the first time ever, astronomers have discovered a system of seven Earth-sized planets orbiting around a single star. The finding was announced Wednesday by officials from NASA – the U.S. space agency – and other research team members. The discovery was also published in the journal Nat...
VOA慢速英语:NASA: Newly Discovered Planets Could Hold Life Forms For the first time ever, astronomers have discovered a system of seven Earth-sized planets orbiting around a single star. The finding was announced Wednesday by officials from NASA – the U.S. space agency – and other research ...
Quick, of NASA's Goddard Space Flight Center in Greenbelt, Maryland, decided to explore whether—hypothetically—there areplanetssimilar to Europa and Enceladus in the Milky Way galaxy. And, could they, too, be geologically active enough to shoot plumes through their surfaces that could one day ...
we see the orientation of Saturn’s rings around its equator change as the planet moves along its orbit. Note the horizontal bands in the atmosphere. (credit: modification of work by NASA and The Hubble Heritage
【题目】NASA's Kepler space telescope has discovered three planets that may be able to support life,while one of them is the most earth-like world spotted to date, scientists say.Two exoplanets(系外行星) have been discoveredin their stars' habitable zones-the right range ofdistance where ...
The NASA space probe Kepler was launched (2006) to scan the stars forEarthsized planets if there are any planets in a small region of space. This will provide the basis for two future missions, the 'Space Interferometry Mission' (2009), whose primary mission is to measure the distances of...
The planet was first observed by NASA satellite in November of 2018 and was confirmed by the Dartmouth team in March using data from NASA's Spitzer Space Telescope and other ground- and space-based observatories, such as the South African Large Telescope (SALT). ...
美国国家航空航天局的“信使”号探测器升空 And lift off of Messenger on Nasa' s mission to Mercury... “信使”号水星探测器 2004 年8 月 它是太阳系中一颗充满迷雾的行星 ..a planetary enigma in our inner solar system. 现在 探测器穿越音障 Now going through the sound barrier. ...
Sedna, which is about three-fourths the size of Pluto, is the first dwarf planet discovered in the Oort Cloud. NASA's New Horizons mission performed history's first flyby of the Pluto system on July 14, 2015. Pluto: Once a planet, now a dwarf planet An enhanced color global view of ...
For hundreds of years humans have dreamed of finding life on distant planets.Now the hope of discovering real evidence of life has greatly increased. NASA's Mars detector,Opportunity,succeeded in finding signs that water once existed on the planet.Opport