Question: When did NASA launch the Wide Field Infrared Explorer (WIRE)?
SQL: SELECT "Launch Date" FROM "2-15951109-5" WHERE "Space Agency" = 'NASA' AND "Name" = 'Wide Field Infrared Explorer (WIRE)';

Question: Which space agency launched the Herschel Space Observatory?
SQL: SELECT "Space Agency" FROM "2-15951109-5" WHERE "Name" = 'Herschel Space Observatory';