Below is the list of tables from the database along with their columns and datatype. Need to generate an accurate SQL query for the question.
Only use the columns present in the respective table. Only use the columns which are required to generate the SQL query. Only use table joins if required and not otherwise.

### Tables ###
TABLE: CREATE TABLE table_name_65 ( service VARCHAR, age_at_first_step VARCHAR )

### Question ###
The astronaut who was 37y 8m 4d when making a first step on the moon was in which service?

### Accurate SQL ###

SELECT service FROM table_name_65 WHERE age_at_first_step = "37y 8m 4d"