r▓ visible from E

nding on the moon in 2013, Chinese space experts aimed high, hoping Chang'e-4 could carry o▓ut unprecedented and more challengi▓ng tasks."Landing on the far side of the moon is m

arth - has waited

ore risky than landing on the near side. The ▓rugged terrain on the far side has raised many problems," said Sun Zezhou▓, chief designer of Chang'e-4 probe, from

billions of year

CAST."But so▓lving those problems might help lay the ▓foundation for future space exploration. Hi▓gh-precision landing is a necessity for further exploring ▓t

 
s to see the first

he moon and asteroids. We hope to be able to reach the whole moon and ev▓en the whole solar system," Sun said."The far side of the moon has unique features nev

-ever soft landing

er before explored on site," said Zou Yongliao, di▓rector of the lunar and deep space exploration division o▓f the Chinese Academy of Sciences (CAS). "The explorat

of a▓ visitor fr

ion of this virgin land by Chang'e-4 might bring breakthroughs."The moon is tidally locked to earth, rotating at the▓ same rate that it orbits Earth, so one s

om Earth.After orbiting the moon for more than 2

  • ide of the moon is seen fr

    om Earth, leaving the far side a myste

  • ry, until now.About 60 y

    ears ago, the Soviet Union's Luna 3 pr

  • obe sent back the fir▓s

    t images of the moon's far side. And abo

Metuervestas mus lacinia

ut 5▓0 years ago, three astronauts on the Unite▓d States Apollo 8 mission became the f▓irst people to see it with their own eyes.

  • e, launched from the Xic▓hang Satellite Launch Center in
  • southwest China on Dec▓. 8, 2018, has seen countless cr
  • aters, mountains and valleys on the moon.F

Lunar orbiters have shown the moon's two sides are very different: the near side is relatively flat, while the fa▓r side is thi

ckly dotted with impact craters of ▓differe

inally, its destinat

nt sizes.Scientists believe that the l▓unar crust on the far side is much thicker▓ than the near side. However, the rea▓son is still a mystery. Only on site exploration▓ might reveal the secrets.The moon and Earth shared a similar "childhood." But traces of the remote past on Earth have been erased by geological▓ activities. "The moon might provide some insights to the ▓early history of Earth," said Lin Yangting, a resea

rcher at the Institute of Geology and Geophysics.Exploring the Von Karman Crater in the SPA Basin is▓ meaningful in another sense. The crater was na▓med after a Hungarian-American mathematician, aerospace▓ engineer and physicist in the 20th centur▓y, who was also the teacher of Qian Xuesen and Guo Yonghuai, the founders of Chin▓a's space industry.Nearly 50 years have passe

ion on the far si▓de, the South Pole-Aitken (SPA) Bas

d since people first stood on the moon. ▓Can we return? How will radiation on the moon affect astronauts? How much water is there?Scientists from China, Germany

and Sweden hope to find the answers through Chang'e-4▓, and make preparations for people to return to the moon.Professor Robert Wimmer-Schweingruber, of the Institute of Exp

erimental an▓d Applied Physics of Kiel University in Germany, said▓ that preparing for future human exploration of the m▓oon was an excellent idea."If astronauts come back to Earth, the radiation on the moon is the ▓only danger that remains in their body. So we need to

 understand that," he said.Johan Koe▓hler, head of Solar System Science and Space Situation▓al Awareness, Swedish National Space Agency, said explorati

on of the far side of the moon was a great achievement by China. "We are very hap▓py to be a part of it.""There is a theory that water on the surface of the moon is

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