Astronauts are entering isolation in preparation for upcoming launches, with some reports indicating this is ahead of the NASA SpaceX Crew-12 launch, while others suggest it is for the Artemis 2 mission. The Artemis 2 crew is expected to embark on a journey around the moon. It is unclear if the quarantine is specifically for the Crew-12 or Artemis 2 missions, or if it involves astronauts from both.