Bacillus (image) NASA/Johnson Space Center Share Print E-Mail Caption These are electron micrographs of Bacillus pumilus SAFR-032 spores on aluminum before and after exposure to space conditions. Credit [Reproduced with permission from P. Vaishampayan et al., Survival of Bacillus pumilus Spores for a Prolonged Period of Time in Real Space Conditions. Astrobiology Vol 12, No 5, 2012.] Usage Restrictions P. Vaishampayan, et al./Astrobiology Share Print E-Mail 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.