Aerosols In the Atmospheres of Mars And Venus Studied By Russian Spectrometres Scientists use the instruments onboard TGO (ESA/Roscosmos), Mars Express, and Venus Express (ESA) Martian orbiters to study the subtleties of the planet's atmospheric composition.
Hydrochloric Acid To Be Found In Martian "Ice Holes" Having measured HCl and water ice abundance in Martian atmosphere with the ACS spectrometer onboard TGO mission, scientists showed that it is HCl uptake onto water ice cloud particles that can swiftly reduce the content of HCl in the atmosphere.