Bury bone ash to asteroids

Land resources are very tight in the Earth. We can bury dead personā€˜s bone ash to asteroids. Some people are very rich, they may want to pay funds to do this. And the funds can be used to develop human's space science and deep space exploration.... continue reading

Space Debris Fingerprint Definition and Identification

The amount of space debris is increasing, and the threat to normal human space activities is also increasing. The concept of fingerprints of space debris is proposed here. It is necessary to define the fingerprints of space debris, and identify... continue reading

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