"Herald" is an exciting science fiction novel written by the outstanding writer Stanislav Lem. The book tells about humanity's intellectual search in the deepest spaces of space and interaction with other civilizations. The main character, a representative of the Earth, finds himself on an unknown planet, where he has to face unusual creatures with completely different mental abilities. The discovery made in this space journey calls into question all the usual ideas about the universe. "Herald" is a book that will leave behind many questions and make you rethink the usual ideas about life and space.