SpaceX on Thursday released the most detailed public update in nearly two years on its multibillion-dollar contract to land astronauts on the Moon for NASA, amid growing sentiment that China is likely to beat the United States back to the lunar surface with humans.

SpaceX says it is developing a “simplified” lunar landing mission architecture while defending the progress it has made on its Starship lander for Artemis.

JIUQUAN -- China is holding firm to its goal of landing astronauts on the moon by 2030, and has outlined a packed schedule of development and testing for its ambitious crewed lunar program.

This quiz will test your lunar savvy — from iconic craters and mysterious maria to the legendary Apollo landing sites.