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_51 (planet VARCHAR, semimajor_axis___au__ VARCHAR)

### Question ###
What type of planet has a semimajor axis of 0.07 AU?

### Accurate SQL ###

SELECT planet AS Type FROM table_name_51 WHERE semimajor_axis___au__ = 0.07