activity
20132023
most citedNo evidence of phosphine in the atmosphere of Venus by independent analyses

78 citations · 217 across the 8 of their papers we have counts for

collaborators
Showing astro-ph.EPShow all

5 papers · 1 filter

astro-ph.EP2023★ 10 cited

Grid-Based Atmospheric Retrievals for Reflected-Light Spectra of Exoplanets using PSGnest

Nicholas Susemiehl, Avi M. Mandell, Geronimo L. Villanueva +5

Techniques to retrieve the atmospheric properties of exoplanets via direct observation of their reflected light have often been limited in scope due to computational constraints im…

astro-ph.EP2023★ 3 cited

The transmission spectrum of the potentially rocky planet L 98-59 c

Thomas Barclay, Kyle B. Sheppard, Natasha Latouf +32

We present observations of the 1.35+/-0.07 Earth-radius planet L 98-59 c, collected using Wide Field Camera 3 on the Hubble Space Telescope. L 98-59 is a nearby (10.6 pc), bright (…

astro-ph.EP2020★ 78 cited

No evidence of phosphine in the atmosphere of Venus by independent analyses

Geronimo Villanueva, Martin Cordiner, Patrick Irwin +24

The detection of phosphine (PH3) in the atmosphere of Venus has been recently reported based on millimeter-wave radio observations (Greaves et al. 2020), and its re-analyses (Greav…

astro-ph.EP2019★ 68 cited

Strong variability of Martian water ice clouds during dust storms revealed from ExoMars Trace Gas Orbiter/NOMAD

Giuliano Liuzzi, Geronimo L. Villanueva, Matteo M. J. Crismani +12

Observations of water ice clouds and aerosols on Mars can provide important insights into the complexity of the water cycle. Recent observations have indicated an important link be…

astro-ph.EP2018★ 45 cited

Methane on Mars: New insights into the sensitivity of CH4 with the NOMAD/ExoMars spectrometer through its first in-flight calibration

Giuliano Liuzzi, Geronimo L. Villanueva, Michael J. Mumma +9

The Nadir and Occultation for MArs Discovery instrument (NOMAD), onboard the ExoMars Trace Gas Orbiter (TGO) spacecraft was conceived to observe Mars in solar occultation, nadir, a…