CREATE TABLE table_50372 ("Start Date/Time" CLOB, "Duration" CLOB, "End Time" CLOB, "Spacecraft" CLOB, "Crew" CLOB)

The EVA that started 8 July 12:38 was from what spacecraft?
SELECT "Spacecraft" FROM table_50372 WHERE "Start Date/Time" = '8 july 12:38'
SELECT "Spacecraft" FROM "table_50372" WHERE "Start Date/Time" = '8 july 12:38'