China will be able to send 2-3 astronauts to the Moon in 15 years, said Long Lehao, deputy chief architect of the lunar probe project.
Last month, Japan stole a bit of China's thunder by launching its own lunar probe, and India plans its own lunar orbiter next year.
Both the audio clip and the tune "Song of Joy" were carried to space by the lunar probe satellite along with 30 other classical Chinese tunes.
China publishes its first picture of the moon captured by Chang 'e-1, the country's first lunar probe, on Monday, marking the full success of its lunar probe project.
"Smile Beijing" was sent into space by China's first lunar probe satellite Chang 'e-i, which sent back a signal of the song on December 4, 2007.
China launched the Chang 'e-3 lunar probe with the country's first moon rover aboard early on Monday, marking a significant step toward deep space exploration.
China's 2nd lunar probe, the Chang'e-2, will fly much faster than its predecessor and reach lunar orbit within a shorter period of time, Xinhua reported Friday.
A method of applying nonlinear program to solve optimal control problem of lunar probe soft landing under finite thrust is studied.
Japan's "Goddess on" lunar probe had reached the U. S. landing landing site announced in 1971 and in 1972.
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