NASA wants to land astronauts on the moon in 2028. Will SpaceX's Starship or Blue Origin's Blue Moon lander be ready in time?

After Artemis 2, NASA's moon return hinges on two unproven commercial landers, each of which faces major technical and timeline challenges.

Both private vehicles have many boxes left to check.

With the Artemis 2 crew back home after their historic circumlunar voyage, attention now turns to getting astronauts back on the surface of the moon.