Eric Walker added NASA Just Announced More Strange Results From Its Ambitious 'Twin Study' to Astronauts and cosmonauts

Eric Walker added r/spaceporn - "Where is Bob ?" Picture by NASA [1080x1080] to Astronauts and cosmonauts

Eric Walker added a number of topics and a number of links to Space travel, exploration and defense, and added Space travel, exploration and defense to Outer space and Travel

Eric Walker added NASA Just Announced More Strange Results From Its Ambitious 'Twin Study' and r/spaceporn - "Where is Bob ?" Picture by NASA [1080x1080] to Astronauts and cosmonauts, and added Astronauts and cosmonauts to Space travel, exploration and defense