Live coverage: Soyuz crew capsule departs station, lands in Kazakhstan

A powerful Russian Proton booster launched from Kazakhstan at 0931:42 GMT (5:31:42 a.m. EDT) Monday with the first part of a multibillion-dollar Mars mission led by the European Space Agency. An upper stage engine fired four times over 10 hours to send the Mars orbiter and lander away from Earth.

The billionaire financing the SpaceX flight that will carry the first non-professional “everyday people” into orbit in September, announced the final two members of his four-person crew Tuesday, adding an artist-educator and an aerospace worker selected in a charity-themed competition.

The International Space Station crew releases the Cygnus OA-7 commercial cargo ship from the Canadian robotic arm to begin free-flight away from the lab complex, completing 43-day visit that delivered supplies, food and science gear.