Articles by Silvia Protopapa

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Silvia Protopapa

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Observations of Uranus at High Phase Angle as Seen by New Horizons

6 November 2024 by Samantha Hasler and others

Earth and Planetary Astrophysics

Prominent mid-infrared excess of the dwarf planet (136472) Makemake discovered by JWST/MIRI indicates ongoing activity

29 October 2024 by Csaba Kiss and others

Earth and Planetary Astrophysics

Unveiling the ice and gas nature of active centaur (2060) Chiron using the James Webb Space Telescope

10 July 2024 by Noemí Pinilla-Alonso and others

Earth and Planetary Astrophysics

A Tale of 3 Dwarf Planets: Ices and Organics on Sedna, Gonggong, and Quaoar from JWST Spectroscopy

29 February 2024 by J. Emery and others

Earth and Planetary Astrophysics

Moderate D/H Ratios in Methane Ice on Eris and Makemake as Evidence of Hydrothermal or Metamorphic Processes in Their Interiors: Geochemical Analysis

10 February 2024 by Christopher Glein and others

Earth and Planetary Astrophysics

Revealing Callisto's carbon-rich surface and CO2 atmosphere with JWST

30 January 2024 by Richard Cartwright and others

Earth and Planetary Astrophysics

Measurement of D/H and 13C/12C Ratios in Methane Ice on Eris and Makemake: Evidence for Internal Activity

10 September 2023 by W. Grundy and others

Earth and Planetary Astrophysics

JWST molecular mapping and characterization of Enceladus' water plume feeding its torus

30 May 2023 by G. Villanueva and others

Earth and Planetary Astrophysics

Comet Science With Ground Based and Space Based Surveys in the New Millennium

17 October 2022 by J. Bauer and others

Earth and Planetary Astrophysics

Large-scale cryovolcanic resurfacing on Pluto

13 July 2022 by Kelsi Singer and others

Earth and Planetary Astrophysics

A LOOK at Outbursts of Comet C/2014 UN_{271} (Bernardinelli-Bernstein) Near 20 au

29 June 2022 by Michael S. P. Kelley and others

Earth and Planetary Astrophysics

The LCO Outbursting Objects Key Project: Overview and Year 1 Status

17 June 2022 by Tim Lister and others

Earth and Planetary Astrophysics, Instrumentation and Methods for Astrophysics

A Near Surface Temperature Model of Arrokoth

21 February 2022 by O. Umurhan and others

Earth and Planetary Astrophysics, Instrumentation and Methods for Astrophysics

Evaluation of short-term temporal evolution of Pluto's surface composition from 2014-2017 with APO/TripleSpec

1 October 2021 by Bryan Holler and others

Earth and Planetary Astrophysics

New Investigations of Dark Floored Pits in the Volatile Ice of Sputnik Planitia on Pluto

2 September 2021 by S. Alan Stern and others

Earth and Planetary Astrophysics

Non-detection of water-ice grains in the coma of comet 46P/Wirtanen and implications for hyperactivity

2 July 2021 by Silvia Protopapa and others

Earth and Planetary Astrophysics

Persephone: A Pluto-System Orbiter and Kuiper Belt Explorer

16 February 2021 by Carly Howett and others

Earth and Planetary Astrophysics, Instrumentation and Methods for Astrophysics

Critical Laboratory Studies to Advance Planetary Science and Support Missions

25 September 2020 by Edith Fayolle and others at

NASA Jet Propulsion Laboratory

Instrumentation and Methods for Astrophysics, Earth and Planetary Astrophysics

Modeling Pluto's Minimum Pressure: Implications for Haze Production

24 August 2020 by Perianne Johnson and others

Earth and Planetary Astrophysics, Geophysics

Initial results from the New Horizons exploration of 2014 MU69, a small Kuiper Belt Object

2 April 2020 by S. Stern and others

Earth and Planetary Astrophysics

The Geology and Geophysics of Kuiper Belt Object (486958) Arrokoth

1 April 2020 by J. Spencer and others

Earth and Planetary Astrophysics

Color, Composition, and Thermal Environment of Kuiper Belt Object (486958) Arrokoth

17 February 2020 by W. Grundy and others

Earth and Planetary Astrophysics

Searching for water ice in the coma of interstellar object 2I/Borisov

11 December 2019 by Bin Yang and others

Earth and Planetary Astrophysics

Distribution and Energy Balance of Pluto's Nitrogen Ice, as seen by New Horizons in 2015

5 December 2019 by Briley Lewis and others

Earth and Planetary Astrophysics

Pluto's Haze as a Surface Material

9 March 2019 by W. Grundy and others

Earth and Planetary Astrophysics

Formation of Charon's Red Poles From Seasonally Cold-Trapped Volatiles

9 March 2019 by W. Grundy and others

Earth and Planetary Astrophysics

The CH4 cycles on Pluto over seasonal and astronomical timescales

5 March 2019 by Théo Bertrand and others

Earth and Planetary Astrophysics

Icy Grains from the Nucleus of Comet C/2013 US10 (Catalina)

22 July 2018 by Silvia Protopapa and others

Earth and Planetary Astrophysics

The nitrogen cycles on Pluto over seasonal and astronomical timescales

6 April 2018 by Théo Bertrand and others

Earth and Planetary Astrophysics

Planetary Spectrum Generator: an accurate online radiative transfer suite for atmospheres, comets, small bodies and exoplanets

7 March 2018 by Geronimo Villanueva and others

Earth and Planetary Astrophysics

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Earth and Planetary Astrophysics Instrumentation and Methods for Astrophysics Solar and Stellar Astrophysics Geophysics Astrophysics of Galaxies