What do extraterrestrial civilizations think of what humans do?

In these long years of exploration, every young person who participated in the establishment of diplomatic relations has paid for their youth that should not have passed away, and they have lost time to spend with their families, lovers and friends. However, can those aliens see the successive search actions of human beings? The failure of the Pioneer Project is like the most brilliant fireworks fleeting in the starry sky. Does the alien civilization know about this? The Explorer fleet still travels through the lonely universe, and the crew survives the century-long journey by comforting each other, and the only thing that makes them happy is letters from Earth, and aliens have never ......

Element Zero Vector Equation Chapter 89 The Moment of Judgment (4) is in the middle of the hand, please wait a moment,

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