Venus evolution through time: key science questions, selected mission concepts and future investigations

T Widemann, SE Smrekar, JB Garvin… - Space Science …, 2023 - Springer
In this work we discuss various selected mission concepts addressing Venus evolution
through time. More specifically, we address investigations and payload instrument concepts …

BepiColombo science investigations during cruise and flybys at the Earth, Venus and Mercury

V Mangano, M Dósa, M Fränz, A Milillo… - Space Science …, 2021 - Springer
The dual spacecraft mission BepiColombo is the first joint mission between the European
Space Agency (ESA) and the Japanese Aerospace Exploration Agency (JAXA) to explore …

Phosphine on Venus cannot be explained by conventional processes

W Bains, JJ Petkowski, S Seager, S Ranjan… - Astrobiology, 2021 - liebertpub.com
The recent candidate detection of∼ 1 ppb of phosphine in the middle atmosphere of Venus
is so unexpected that it requires an exhaustive search for explanations of its origin …

Climatology of SO2 and UV absorber at Venus' cloud top from SPICAV-UV nadir dataset

E Marcq, KL Jessup, L Baggio, T Encrenaz, YJ Lee… - Icarus, 2020 - Elsevier
Following our previous work (Marcq et al., 2013, 2011), we have updated our forward
radiative transfer code and processed the whole SPICAV-UV/Venus Express nadir dataset …

Astrobiological potential of Venus atmosphere chemical anomalies and other unexplained cloud properties

JJ Petkowski, S Seager, DH Grinspoon, W Bains… - Astrobiology, 2024 - liebertpub.com
Long-standing unexplained Venus atmosphere observations and chemical anomalies point
to unknown chemistry but also leave room for the possibility of life. The unexplained …

Potential for phototrophy in Venus' clouds

R Mogul, SS Limaye, YJ Lee, M Pasillas - Astrobiology, 2021 - liebertpub.com
We show that solar irradiances calculated across Venus' clouds support the potential for
Earth-like phototrophy and that treatment of Venus' aerosols containing neutralized sulfuric …

Venus, an astrobiology target

SS Limaye, R Mogul, KH Baines, MA Bullock… - Astrobiology, 2021 - liebertpub.com
We present a case for the exploration of Venus as an astrobiology target—(1) investigations
focused on the likelihood that liquid water existed on the surface in the past, leading to the …

Hayabusa2 extended mission: New voyage to rendezvous with a small asteroid rotating with a short period

M Hirabayashi, Y Mimasu, N Sakatani… - Advances in Space …, 2021 - Elsevier
Abstract Hayabusa2 is the Japanese Asteroid Return Mission and targeted the
carbonaceous asteroid Ryugu, conducted by the Japan Aerospace Exploration Agency …

Sulfuric acid vapor and sulfur dioxide in the atmosphere of Venus as observed by the Venus Express radio science experiment VeRa

J Oschlisniok, B Häusler, M Pätzold, S Tellmann… - Icarus, 2021 - Elsevier
Abstract The Venus Express radio science experiment VeRa provided more than 900
neutral atmospheric profiles between the years 2006 and 2014. About 800 of these could be …

A GCM study on the 4‐day and 5‐day waves in the Venus atmosphere

M Takagi, H Ando, N Sugimoto… - Journal of Geophysical …, 2022 - Wiley Online Library
Abstract The 4‐day and 5‐day waves observed at the cloud top in the Venus atmosphere
are expected to play important roles in the maintenance of the general circulation. However …