The time has come to return to the Moon first with unmanned polar satellites to be followed by man to stay there for good.doi:10.1016/0094-5765(88)90180-4George E. MuellerElsevier LtdActa AstronauticaMueller GE. Man and the moon-The history of lunar exploration. Acta Astronaut. 1988;17(7...
In the same century,Aristarchuscomputed the size and distance of the Moon from Earth, obtaining a value of about twenty times the radius of Earth for the distance. Diagram of (from top to bottom) the Moon, Earth, and Sun in a 1572 edition ofAristarchus of Samos’s On the Sizes and Dis...
阅读下面短文,在空白处填入1个适当的单词或括号内单词的正确形式。The history of space exploration in Chin a dates ba
The history of space exploration is marked by pivotal milestones. In 1957, the Soviet Union launched Sputnik 1, the first artificial satellite. Yuri Gagarin became the first human in space in 1961 aboard Vostok 1. NASA's Apollo 11 mission achieved the first manned moon landing in 1969, with...
"Roscosmos State Corporation congratulates Indian colleagues on the successful landing of the Chandrayaan-3 spacecraft," the Russian space agency said in a post on Telegram. "Exploration of the moon is important for all mankind, in the future it may become a platform for deep space exploration...
“Lunar meteorites are revealing new, exciting parts of the Moon’s evolution and expanding our knowledge beyond the samples collected during the Apollo missions. As the new stage of lunar exploration begins, I am eager to see what we will learn from the lunar far side,” said Hayden. ...
【in honor of, in the history of, as a result of】7. The cake fell on the floor as a result of the shaky table.8. In the history of space exploration,the moon landing was very important.9. You may notice there are many Zhongshan parks or Zhongshan roads. They are in honor of...
It is now known that the vast majority of the moon's craters were formed by the impact of solid bodies with the lunar surface.Most of the near side of the moon was thoroughly mapped and studied from telescopic pictures years before the age of space exploration. Earth-based telescopes can ...
"The above results raise new questions on the study of the thermal evolution of the moon," Li said. "It is still unclear why the moon cooled down so slowly, and it will require a new theoretical framework and evolutionary model to provide new directions for future lunar exploration and rese...
Since the dawn of human history, the moon has influenced myth, religion, and poetry. But as the moon’s bright presence is over us in the sky, we wonder of its creation and existence. Lunar exploration and research in the 20th and 21st centuries have expanded our knowledge of our natural...