St. Louis Science Center: Astronomy Fact Of The Day: February 21, 2022

St. Louis MO

22 February, 2022

9:31 AM

Description

Press release from St. Louis Science Center: February 21, 2022 On this date in 1964, American astronauts Mark and Scott Kelly were born. Mark and Scott are twins who were a part of a NASA experiment to test the long-term effects of spaceflight on the human body. Scott was chosen to spend a year in space on the ISS, while Mark remained on Earth to be a genetically matched control. This experiment allowed scientists to understand if humans can make long duration flights to places like Mars. This press release was produced by St. Louis Science Center. The views expressed here are the author's own.