The complex chemical structures found in a meteorite from Mars, which scientists in 1996 hailed as possible evidence of past life on the planet, can be reproduced quite simply in […]
Panspermia
Posted inMissions & Hardware, Panspermia, Planetary Protection & Biosafety, Policy, Sample Return, Status Report
NASA Policy Directive: NPD 8020.7E Biological Contamination Control for Outbound and Inbound Planetary Spacecraft
POLICY DIRECTIVEDirective: NPD 8020.7EEffective Date: February 19, 1999Expiration Date: February 19, 2004Responsible Office: S /Office of Space Science