Grace docked to the ISS with the Ax-4 crew aboard on June 26. Their mission, Axiom's fourth to the space station, is an extension of the Houston-based company's previous crewed flights, with research and science investigations aimed at furthering understandings of the microgravity environment.

LOS ANGELES (Reuters) -NASA retiree turned private astronaut Peggy Whitson and four crewmates from India, Poland and Hungary departed the International Space Station early on Monday and embarked on their return flight to Earth.