مجموعه کتاب های متوسط ، کتاب 21 : 2001 - اودیسه فضایی

درباره‌ی این کتاب:

In 1999, a strange object looked like large black monolith created by an alien intelligence was found on the moon. Because of its mysterious properties object got the name of the Tycho Magnetic Anomaly, or TMA. When first sunlight reached TMA -1, it sent a strong signal in space. People was able to detect that signal was directed to the side of Japetus, one of Saturn’s moons. At the same time, spaceship “Discovery 1? was being prepared to the “Project Jupiter” that had to carry out the first flight to Jupiter and to explore the planet itself as well as her companions. After finding TMA-1, was decided to cancel the flight and to send Discovery on Japetus.