
In a rare encounter, two lunar spacecraft crossed paths as they orbited the Moon in opposite directions.
In a rare encounter, two lunar spacecraft crossed paths as they orbited the Moon in opposite directions.
During its early years of formation, the Moon may have undergone a dramatic process as a dense layer of material sunk deeper into its interior, mixed with the lunar mantle, and made its way back to settle on the surface.
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Mike Blake/Reuters
NASA and its international partners have big plans when it comes to the Moon—plans that will require the careful synching of Earth-based clocks with those on the Moon. The White House wants NASA to develop a solution to support the Artemis program, but to also maintain the United States’ leading position in the global…
The Japanese SLIM lander is still clinging onto its unfortunate existence, surviving a second lunar night while lying face down on the Moon.