
Graham Nelson, right, and Andrew Hanks examine a combustion chamber developed by engineers at NASA's Marshall Space Flight Center in Huntsville, Alabama, for an additively manufactured demonstration breadboard engine project. Nelson is project manager and Hanks is test lead for the project, in which engineers are designing components from scratch to be made entirely by 3-D printing.

ANDREW HANKS, STRUCTURAL MATERIALS EXPERT AT THE MARSHALL SPACE FLIGHT CENTER DISCUSSES ADDITIVE MANUFACTURING WITH DR. ELLEN OCHOA

ENGINEERS PREPARE 3-D PRINTED TURBOPUMP FOR A TEST AT NASA’S MARSHALL SPACE FLIGHT CENTER IN HUNTSVILLE, ALABAMA. THE TURBOPUMP WAS TESTED AT FULL POWER, PUMPING 600 GALLONS OF LIQUID METHANE PER MINUTE, ENOUGH TO POWER AN ENGINE CAPABLE OF GENERATING 35,000 POUNDS OF THRUST…NICK CASE, (GREEN SHIRT), ANDREW HANKS, (PLAID SHIRT), MARTY CALVERT (KNEELING)