Harry Coumnas Worked to Assist in the Construction of Sterile Spacecraft Harry Coumnas is a renowned astronomer who works to make a mark in the field of astronomy through his passion to make new discoveries. He has been highly inclined towards protecting solar system bodies from contamination by Earth life and protecting Earth from possible life forms that may be returned from other solar system bodies. He formerly served as planetary protection officer where he promoted the responsible exploration of the solar system by implementing and developing efforts that protect the science, explored environments and Earth. Adding more to his responsibilities, Harry Coumnas worked to assist in the construction of sterile spacecraft, the development of plans to protect Earth from returned extraterrestrial samples, and formulation and application of space policy as it applies to Planetary Protection. Being highly passionate and dedicated towards his work, Harry Coumnas has been planning several missions where there will be a search for signs of alien life. Harry considers his job as one of the most exciting ones around. He loves to travel at super speeds in spacecrafts and sipping a drink at Space Station. He spends long hours while on a mission and conducts research after gathering his observations from the outer space. Being well-respected globally, his research is invaluable to the scientific community. As a renowned astronomer, Harry Coumnas maintains food and supplies, arranges crew activities and conducts experiments, and assists with payload operations.