A basin is a depression in Earth or a dip that is lower than the rest of the surrounding land. Basins are shaped like bowls with sides higher than the bottom. Know how they are formed, where they are ...

A researcher shows a lunar sample retrieved by the Chang'e 6 mission at the lunar sample laboratory in the National Astronomical Observatories of the Chinese Academy of Sciences (CAS) in Beijing, ...

A study of lunar samples retrieved by the Chang'e 6 mission has dated the formation of the Apollo basin to 4.16 billion years ago, meaning the onset of the late heavy bombardment occurred at least 100 ...