F flabbered New member Mar 13, 2010 #1 with life. Someone guaranteed that plant life exists there due to large amounts of O2 (oxygen) given off in an exoplanet's atmosphere which is a poisonous gas given off by green plants during photosynthesis. It is a sure indicator of plant life.
with life. Someone guaranteed that plant life exists there due to large amounts of O2 (oxygen) given off in an exoplanet's atmosphere which is a poisonous gas given off by green plants during photosynthesis. It is a sure indicator of plant life.
