NASA on Friday announced an abrupt change to its pathway to getting astronauts back on the lunar surface, opting to add in an additional crewed test flight before attempting to land.

The Apollo missions changed how scientists understand the moon. Returning with Artemis could help solve some of the biggest lunar mysteries.

NASA administrator Jared Isaacman reveals timeline for Artemis Moon missions, promising three launches during Trump's term despite Artemis II delays.

With their launch date now delayed, the four astronauts, who will be the first crewed NASA lunar mission in over 50 years, attended Tuesday’s State of the Union address as guests of House Speaker Mike Johnson (R-La.

"Our results represent the most globally complete understanding of recent lunar tectonism to date," Nypaver said. "The presence of these additional tectonic features in the lunar maria suggests that the moon may have experienced more global contraction in the recent past than previously thought."