A photo taken on June 4, 2023 shows samples taken back with the return capsule of the Shenzhou XV manned spaceship. [Photo/The Technology and Engineering Center for Space Utilization of the Chinese Academy of Sciences]

A photo taken on June 4, 2023 shows samples taken back with the return capsule of the Shenzhou XV manned spaceship. [Photo/The Technology and Engineering Center for Space Utilization of the Chinese Academy of Sciences]

A photo taken on June 4, 2023 shows samples taken back with the return capsule of the Shenzhou XV manned spaceship. [Photo/The Technology and Engineering Center for Space Utilization of the Chinese Academy of Sciences]

A photo taken on June 4, 2023 shows samples taken back with the return capsule of the Shenzhou XV manned spaceship. [Photo/The Technology and Engineering Center for Space Utilization of the Chinese Academy of Sciences]

A photo taken on June 4, 2023 shows samples taken back with the return capsule of the Shenzhou XV manned spaceship. [Photo/The Technology and Engineering Center for Space Utilization of the Chinese Academy of Sciences]

A photo taken on June 4, 2023 shows samples taken back with the return capsule of the Shenzhou XV manned spaceship. [Photo/The Technology and Engineering Center for Space Utilization of the Chinese Academy of Sciences]

A photo taken on June 4, 2023 shows samples taken back with the return capsule of the Shenzhou XV manned spaceship. [Photo/The Technology and Engineering Center for Space Utilization of the Chinese Academy of Sciences]

A photo taken on June 4, 2023 shows samples taken back with the return capsule of the Shenzhou XV manned spaceship. [Photo/The Technology and Engineering Center for Space Utilization of the Chinese Academy of Sciences]

A photo taken on June 4, 2023 shows samples taken back with the return capsule of the Shenzhou XV manned spaceship. [Photo/The Technology and Engineering Center for Space Utilization of the Chinese Academy of Sciences]