Asteroid Ryugu contains material older than the planets, among the most primitive ever studied on Earth - Space.com

Samples returned to Earth by a Japanese asteroid mission are the most untouched materials ever studied in the solar system.

The asteroid Ryugu contains some of the most primitive material ever studied in a laboratory on Earth, dating back to just 5 million years after the formation of the solar system, according to an ana… [+5413 chars]

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