Chandrayaan-2 orbiter detects Argon-40 in lunar exosphere from an altitude of 100km: ISRO
Image Credit: ISRO
ISRO gives an update from Chandrayaan-2 orbiter and informed that the CHACE-2 payload aboard the orbiter has detected Argon-40 from an altitude of 100 km. Argon-40, an isotope of the noble gas Argon, is an important constituent of the lunar exosphere. The CHACE-2 payload is a neutral mass spectrometer based payload which can detect constituents in the lunar neutral exosphere in the range 1-300 amu.