Astronaut Jessica Meir Assists With Hardware Updates for NASA’s Cold Atom Lab (opens in new tab)

Description NASA astronaut Jessica Meir inspects optical fibers while installing hardware updates to the agency’s Cold Atom Lab, or CAL, aboard the International Space Station on May 8, 2026. About the size of a minifridge and operated from Earth, CAL chills atoms to temperatures below minus 459 degrees Fahrenheit (minus 273.15 degrees Celsius), so close […] The post appeared first on .