"We have had very detailed mapping of that basin from images, from orbital spectral data, but we have not had high-resolution of its interior structure, " Grail's chief scientist, Prof Maria Zuber, who has been speaking at the Lunar and Planetary Science Conference (LPSC) in The Woodlands, Texas, told BBC News.

BBC: Nasa reveals new information about moon probes crash sites

The American section of the show, at the Whitney, organized by Phyllis Lambert with K. Michael Hays, adjunct curator of architecture, deals with Mies's development of modular construction, from the long, low buildings of the Illinois Institute of Technology's Chicago campus, which he designed as head of its architecture department, to his high-rise apartments and offices and his ultimate vision, the resolution of structure and enclosure as monumental, universal space.

WSJ: How Less Became More