Lettuce Plants (IMAGE) Texas A&M AgriLife Communications Caption Young, potted lettuce plants are put into growth chambers to resemble conditions similar to that of the moon and Mars. Texas Agricultural Experiment Station researchers with a NASA grant are studying how to grow vegetables to enable space life. Credit (Texas Agricultural Experiment Station photo by Kathleen Phillips). Usage Restrictions Maintain agency name. Not for sale. License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.