readbeanicecream, 9 months ago Signs of life? Why astronomers are excited about CO2 and methane in the atmosphere of an alien world - Space.com #space #astronomy #exoplanets #planets #planetaryscience #nasa #aliens
Signs of life? Why astronomers are excited about CO2 and methane in the atmosphere of an alien world - Space.com #space #astronomy #exoplanets #planets #planetaryscience #nasa #aliens