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A new lecture by Vladimir Surdin at the Space Research Institute of the Russian Academy of Sciences. What is known about Mars? Mars is the fourth planet from the Sun (after Mercury, Venus, and Earth) and the seventh largest (surpassing only Mercury in mass and diameter) in the Solar System. The mass of Mars is 0.107 Earth masses, its volume is 0.151 Earth volumes, and its average linear diameter is 0.53 Earth diameters. 00:00 Introduction. Will we find life on Mars? 02:17 Lecture. Secrets and mysteries of the red planet (2022) 01:01:50 Questions and answers The author's official channel: @surdinpodcast #sourdin #space #universe #lecture