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A photo of one of the world's largest alkaline lakes handily won the crown.

NASA astronaut Shannon Walker of Houston will assume command of the International Space Station today from Roscosmos cosmonaut Sergey Ryzhikov. Walker will lead the Expedition 65 crew for almost two weeks until she returns to Earth with her crewmates aboard the SpaceX Crew Dragon spacecraft. NASA TV is broadcasting the traditional change of command ceremony …

Payloads AC Touch: Per standard procedure, the crew touched both the coated and uncoated coupons for this long-term investigation.  Boeing Environment Responding Antimicrobial Coatings tests an antimicrobial coating on several different materials that represent high-touch surfaces. Some microbes change characteristics in microgravity, which could create new risks to crew health and spacecraft systems as well …

Ten people occupy the International Space Station today but that will change on Friday when three Expedition 64 crew members return to Earth. Soon after that, four new Commercial Crew members will launch to the orbital lab when it will temporarily host 11 crew members. Houston native and NASA astronaut Shannon Walker is preparing to …

NASA astronauts Shane Kimbrough and  Megan McArthur, JAXA (Japan Aerospace Exploration Agency) astronaut Akihiko Hoshide, and ESA (European Space Agency) astronaut Thomas Pesquet, entered their official quarantine period beginning Thursday, April 8, in preparation for their flight to the International Space Station on NASA’s SpaceX Crew-2 mission. They will lift off at 6:11 a.m. EDT Thursday, April 22, aboard the SpaceX Crew Dragon Endeavour, carried by …

Payloads Cell Biology Experiment Facility – Left (CBEF-L): The crew continued the series of CBEF-L activities with an Measurement Experiment Unit detachment, transfer of the temperature logger data, and closeout of the humidifier 2 system.  CBEF-L provides new capabilities with additional new resources such as Full High Definition video interface, Ethernet, 24 VDC power supply, …

The Space Launch System (SLS) core stage Green Run team has reviewed extensive data and completed inspections that show the rocket’s core stage and engines are in excellent condition after the full-duration Green Run hot fire test on Mar. 18. This test at NASA’s Stennis Space Center near Bay St. Louis, Mississippi allowed the team …

Three Expedition 64 crew members reviewed departure procedures today as they get ready to leave the International Space Station at the end of the week. Meanwhile, there was a harvest onboard the orbital lab today while three new crewmates get used to life in space. NASA astronaut Kate Rubins joined Roscosmos cosmonauts Sergey Ryzhikov and …

Payloads AC Touch: Per standard procedure, the crew touched both the coated and uncoated coupons for this long-term investigation.  Boeing Environment Responding Antimicrobial Coatings tests an antimicrobial coating on several different materials that represent high-touch surfaces. Some microbes change characteristics in microgravity, which could create new risks to crew health and spacecraft systems as well …