Photos: Atlas 5/MMS launch gallery

Three Chinese astronaut rocketed into orbit in pursuit of the Tiangong space station at 9:31 p.m. EDT Monday (0131 UTC Tuesday). The crew blasted off from the Jiuquan launch base in northwestern China on a Long March 2F rocket.

NASA is close to deciding whether to spend an extra $150 million to send the InSight lander to Mars in 2018 or cancel the mission after an instrument problem made the spacecraft miss a launch opportunity this year, with a verdict on the project’s future expected within weeks, officials said.

A commercial SpaceX Dragon cargo capsule packed with a robot assistant for the International Space Station’s crew, pouches of extra strong coffee, and a NASA science instrument designed to track the health of plants on Earth left Cape Canaveral aboard a Falcon 9 rocket Friday on a three-day pursuit of the orbiting research lab.