Tiny pieces of rock the
size of 50-100 microns - thinner than a human hair - were taken from the
asteroid Itokawa Japanese Hayabusa mission. They were carefully extracted by
experts from the School of Earth, Atmospheric and Environmental Sciences,
University of Manchester.
This case was the
first, when the samples collected on the asteroid were returned to Earth. Only
70 samples were provided for international analysis, and seven of them - to
study at this university.
Hayabusa mission, studying
the formation and evolution of the asteroid and collected samples from the
asteroid Itokawa is 500 meters in diameter, in 2005, and took them to the
planet in 2010
Itokawa is only the
third celestial body from which samples have been returned to Earth. The first
samples of lunar soil fragments were taken mission "Apollo", and they
were followed by examples of Stardust from the comet Wild 2. All these findings
were studied in the University of Manchester.
This time, the
University of Manchester was re-elected for the analysis of samples - the fact
that this research center are unique system for the analysis of rare gases
xenon and krypton.
International teams of
scientists are going to find out how fast and under the influence of any change
in the processes going on the asteroid's surface, and could the asteroids like
Itokawa, delivering material to the Earth in the early periods of its history.
This work will look
deeper into the early history of the solar system and to explore the formation
of planets, which took place more than 4.5 billion years ago.
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