less than once a month Space Shuttle (NASA) less than once a month
NASA Astronaut, Crewmates Returns to Earth After 197-Day Mission in Space
Three members of the International Space Station's Expedition 57 crew, including NASA astronaut Serena Aun-Chancellor, returned to Earth Thursday, safely landing at 12:02 a.m. EST (11:02 a.
Dec 20 1:01AM NASA Space Shuttle

NASA Astronaut, Crewmates Return to Earth After 197-Day Mission in Space
Three members of the International Space Station's Expedition 57 crew, including NASA astronaut Serena Aun-Chancellor, returned to Earth Thursday, safely landing at 12:02 a.m. EST (11:02 a.
Dec 20 1:01AM NASA Space Shuttle