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Related papers: Colour and Tropospheric Cloud Structure of Jupiter…

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A new laboratory-generated chemical compound made from photodissociated ammonia (NH3) molecules reacting with acetylene (C2H2) was suggested as a possible coloring agent for Jupiter's Great Red Spot (GRS) by Carlson et al. (2016, Icarus…

Earth and Planetary Astrophysics · Physics 2017-06-12 L. A. Sromovsky , K. H. Baines , P. M. Fry , R. W. Carlson

The identity of the coloring agent(s) in Jupiter's atmosphere and the exact structure of Jupiter's uppermost cloud deck are yet to be conclusively understood. The Cr\`{e}me Br\^ul\'ee model of Jupiter's tropospheric clouds, originally…

Jupiter's tropospheric composition and cloud structure are studied using Cassini VIMS 4.5-5.1 {\mu}m thermal emission spectra from the 2000-2001 flyby. We make use of both nadir and limb darkening observations on the planet's nightside, and…

Earth and Planetary Astrophysics · Physics 2017-10-11 Rohini S. Giles , Leigh N. Fletcher , Patrick G. J. Irwin

The origin of the red colouration in Jupiter's Great Red Spot (GRS) is a long-standing question in planetary science. While several candidate chromophores have been proposed, no clear conclusions have been reached regarding its nature,…

Earth and Planetary Astrophysics · Physics 2026-02-18 Asier Anguiano-Arteaga , Santiago Perez-Hoyos , Agustin Sanchez-Lavega , Patrick G. J. Irwin

We have obtained high-resolution spectra of Jupiter's Great Red Spot (GRS) between 4.6 and 5.4 microns using telescopes on Mauna Kea in order to derive gas abundances and to constrain its cloud structure between 0.5 and 5~bars. We used line…

Earth and Planetary Astrophysics · Physics 2018-08-29 Gordon L. Bjoraker , Michael H. Wong , Imke de Pater , Tilak Hewagama , Mate Adamkovics , Glenn S. Orton

Technique: We present a method to determine the pressure at which significant cloud opacity is present between 2 and 6 bars on Jupiter. We use: a) the strength of a Fraunhofer absorption line in a zone to determine the ratio of reflected…

Earth and Planetary Astrophysics · Physics 2015-09-23 G. L. Bjoraker , M. H. Wong , I. de Pater , M. Ádámkovics

Jupiter's tropospheric ammonia (NH\textsubscript{3}) abundance is studied using spatially-resolved 5-\textmu m observations from CRIRES, a high resolution spectrometer at the European Southern Observatory's Very Large Telescope. The high…

Earth and Planetary Astrophysics · Physics 2017-12-27 Rohini S. Giles , Leigh N. Fletcher , Patrick G. J. Irwin , Glenn S. Orton , James A. Sinclair

Current understanding of the ammonia distribution in Jupiter's atmosphere is provided by observations from major ground-based facilities and spacecraft, and analyzed with sophisticated retrieval models that recover high fidelity…

Earth and Planetary Astrophysics · Physics 2024-07-26 Steven M Hill , Patrick G. J. Irwin , Charlotte Alexander , John H. Rogers

Using images at multiple mid-infrared wavelengths, acquired in May 2018 using the VISIR instrument on ESO's Very Large Telescope (VLT), we study Jupiter's pole-to-pole thermal, chemical and aerosol structure in the troposphere and…

Jupiter's atmosphere features a variety of clouds that are formed from the interplay of chemistry and atmospheric dynamics, from the deep red color of the Great Red Spot to the high altitude white ammonia clouds present in the zones (bright…

Earth and Planetary Astrophysics · Physics 2022-03-08 Ramanakumar Sankar , Csaba Palotai

Towering storms, swirling clouds, and vortices are the cloud tops manifestation of complex weather systems shaping the atmosphere of Jupiter. We use observations from Juno's MicroWave Radiometer (MWR), the Very Large Array (VLA) and the…

Earth and Planetary Astrophysics · Physics 2025-04-15 Chris Moeckel , Imke de Pater , Bob Sault , Bryan Butler

The intriguing circumpolar cyclone pattern at Jupiter's poles raises fundamental questions about how these systems are organized vertically and, further, how the planet's internal heat shapes and sustains them in the absence of solar…

We present a new set of measurements obtained with the Combined Array for Research in Millimeter-wave Astronomy (CARMA) of Jupiter's microwave thermal emission near the 1.3 cm ammonia (NH$_{3}$) absorption band. We use these observations to…

Earth and Planetary Astrophysics · Physics 2018-03-14 Ramsey L. Karim , David DeBoer , Imke de Pater , Garrett K. Keating

The Cassini flyby of Jupiter in 2000 provided spatially resolved spectra of Jupiter's atmosphere using the Visual and Infrared Mapping Spectrometer (VIMS). These spectra contain a strong absorption at wavelengths from about 2.9 $\mu$m to…

Earth and Planetary Astrophysics · Physics 2015-03-16 Lawrence Sromovsky , Patrick Fry

Jupiter's Great Red Spot (GRS) was mapped by the James Webb Space Telescope (JWST)/Mid-Infrared Instrument (4.9-27.9 micron) in July and August 2022. These observations took place alongside a suite of visual and infrared observations from;…

Global maps of Jupiter's atmospheric temperatures, gaseous composition and aerosol opacity are derived from a programme of 5-20 $\mu$m mid-infrared spectroscopic observations using the Texas Echelon Cross Echelle Spectrograph (TEXES) on…

Earth and Planetary Astrophysics · Physics 2017-06-14 L. N. Fletcher , T. K. Greathouse , G. S. Orton , J. A. Sinclair , R. S. Giles , P. G. J. Irwin , T. Encrenaz

We have obtained long-slit, infrared spectra of Jupiter with the Anglo Australian Telescope in the K and H bands at a resolving power of 2260. Using a line-by-line, radiative transfer model with the latest, improved spectral line data for…

Solar and Stellar Astrophysics · Physics 2015-05-27 Lucyna Kedziora-Chudczer , Jeremy Bailey

Rotational modulations are observed on brown dwarfs and directly imaged exoplanets, but the underlying mechanism is not well understood. Here, we analyze Jupiter's rotational light curves at 12 wavelengths from the ultraviolet (UV) to the…

Jupiter was imaged during the Science Demonstration of the MCAO Demonstrator (MAD) at the European Southern Observatory's UT3 Very Large Telescope unit. Io and Europa were used as natural guide stars on either side of Jupiter, separated…

This paper presents a combined 1D photochemical-thermochemical kinetics model of Jupiter's deeper atmosphere, troposphere and stratosphere. The model covers atmospheric pressure range from $1.1 \times 10^{3}$ bar to $7.4 \times 10^{-11}$…

Earth and Planetary Astrophysics · Physics 2025-09-05 Antonín Knížek , Paul B. Rimmer , Martin Ferus
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