NASA’s SpaceX Crew-12 team has entered a carefully controlled two-week quarantine as the countdown begins for their journey to the International Space Station. The four astronauts—representing NASA, the European Space Agency,

The buzz is building for NASA’s Artemis II mission that will send four astronauts on a 10-day voyage around the moon. The highly anticipated endeavor will be the first crewed moon-bound flight since the final Apollo mission way back in 1972.

The four crew members of NASA’s SpaceX Crew-12 mission began their routine two-week quarantine on Wednesday at NASA’s Johnson Space Center in Houston ahead of their upcoming launch to the International Space Station.

NASA is opening the gate for lease proposals on excess land near Johnson Space Center, and it wants commercial space neighbors.

Ahead of the first launch window for Artemis 2, which runs from Feb. 8 to Feb. 11, NASA will complete a mission countdown simulation to power on and fuel the Space Launch System rocket. Operators are expected to be called to stations about 49 hours ahead of a simulated T-0,