Japan found liquid water in a small planet "Dragon Palace" rock sample

Xinhua News Agency, Tokyo, September 23 (Reporter Huayi) The Japanese Universe Airlines Research and Development Institution announced on the 23rd that the Japanese "Bird 2" detector collected and returned to the earth's small planet "Dragon Palace" rock samples through the recovery compartment. liquid.

The Japanese Universe Airlines Research and Development Agency released a news on the 23rd that the research team composed of the institution and Northeast University in Japan analyzed the rock samples of the "Dragon Palace" and found that it contains liquid water. These water "seal" in the magnetic pyrone crystals composed of iron and sulfur, water contains salt and carbon.

Earlier studies have also found signs of "Dragon Palace" rock samples, but it is still the first time that liquid water is found. Related papers have been published in the latest issue of the American "Science" magazine.

The research team analyzed that these water comes from a small planet in the low -temperature area below minus 200 degrees Celsius in the outer layer of the "Dragon Palace". Mineral components show that this asteroid was born for about 2 million years after the formation of the solar system.

Studying asteroids help understand the formation of the solar system and the origin of the earth's life. Scientists speculate that small asteroids may bring organic matter and water to the earth. At the beginning of June this year, teams and other teams such as the Japan Universe Airlines Research and Development Institution have found more than 20 amino acids in the "Dragon Palace" rock samples.

The "Bird 2" asteroid detector was launched in 2014. In June 2018, the asteroid "Dragon Palace" was collected and the rock sample was collected. The recycling compartment equipped with a sample returned to Earth in December 2020, and "Bird 2" continued to fly to other small planets.

- END -