Venus: October 2020 | Astrobiology

Re-analysis Of The 267-GHz ALMA Observations of Venus: No Statistically Significant Detection Of Phosphine

Context: ALMA observations of Venus at 267 GHz have been presented in the literature that show the apparent presence of phosphine (PH3) in its atmosphere. Phosphine has currently no evident production routes on the planet's surface or in its atmosphere.

A Stringent Upper Limit Of The PH3 (Phosphine) Abundance At The Cloud Top Of Venus

Following the announcement of the detection of phosphine (PH3) in the cloud deck of Venus at millimeter wavelengths, we have searched for other possible signatures of this molecule in the infrared range.

Detection Of Simplest Amino Acid Glycine In The Atmosphere Of Venus

Amino acids are considered to be prime ingredients in chemistry, leading to life.