The four-person crew aboard the Orion spacecraft made history Monday when they became the first humans to journey to the moon's orbit since the Apollo missions.Artemis II, the first of several ...

As the complexity of space missions—such as Earth–Moon transport and deep-space exploration—continues to increase, the classical Keplerian two-body model can no longer meet the precision requirements ...

Humans will travel to the moon’s orbit for the first time in more than 50 years as early as Monday.Artemis II is a 10-day crewed test mission for NASA’s program to test the Orion spacecraft, establish ...

There's a lot less sky and a lot more moon in view for Firefly Aerospace's "Ghost Riders in the Sky" mission. Firefly's lunar lander, named Blue Ghost, entered orbit around the moon last week, ending ...