The james webb space telescope

JP Gardner, JC Mather, M Clampin, R Doyon… - Space Science …, 2006 - Springer
Abstract The James Webb Space Telescope (JWST) is a large (6.6 m), cold (< 50 K), infrared
(IR)-optimized space observatory that will be launched early in the next decade into orbit …

The chemical composition of comets—emerging taxonomies and natal heritage

MJ Mumma, SB Charnley - Annual Review of Astronomy and …, 2011 - annualreviews.org
Cometary nuclei contain the least modified material from the formative epoch of our
planetary system, and their compositions reflect a range of processes experienced by …

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

GL Villanueva, MD Smith, S Protopapa, S Faggi… - Journal of Quantitative …, 2018 - Elsevier
We have developed an online radiative-transfer suite (https://psg. gsfc. nasa. gov) applicable
to a broad range of planetary objects (eg, planets, moons, comets, asteroids, TNOs, KBOs …

Inventory of the volatiles on comet 67P/Churyumov-Gerasimenko from Rosetta/ROSINA

L Le Roy, K Altwegg, H Balsiger, JJ Berthelier… - Astronomy & …, 2015 - aanda.org
Context. The ESA Rosetta spacecraft (S/C) is tracking comet 67P/Churyumov-Gerasimenko
in close vicinity. This prolonged encounter enables studying the evolution of the volatile …

Time variability and heterogeneity in the coma of 67P/Churyumov-Gerasimenko

M Hässig, K Altwegg, H Balsiger, A Bar-Nun… - Science, 2015 - science.org
Comets contain the best-preserved material from the beginning of our planetary system.
Their nuclei and comae composition reveal clues about physical and chemical conditions …

The composition of cometary volatiles

D Bockelée-Morvan, J Crovisier, MJ Mumma… - Comets …, 2004 - books.google.com
The composition of cometary ices provides key information on the chemical and physical
properties of the outer solar nebula where comets formed, 4.6 Gy ago. This chapter …

Emerging trends and a comet taxonomy based on the volatile chemistry measured in thirty comets with high-resolution infrared spectroscopy between 1997 and 2013

ND Russo, H Kawakita, RJ Vervack Jr, HA Weaver - Icarus, 2016 - Elsevier
A systematic analysis of the mixing ratios with respect to H 2 O for eight species (CH 3 OH,
HCN, NH 3, H 2 CO, C 2 H 2, C 2 H 6, CH 4, and CO) measured with high-resolution infrared …

Shock synthesis of amino acids from impacting cometary and icy planet surface analogues

Z Martins, MC Price, N Goldman, MA Sephton… - Nature …, 2013 - nature.com
Comets are known to harbour simple ices and the organic precursors of the building blocks
of proteins—amino acids—that are essential to life. Indeed, glycine, the simplest amino acid …

On the origin and evolution of the material in 67P/Churyumov-Gerasimenko

M Rubin, C Engrand, C Snodgrass, P Weissman… - Space science …, 2020 - Springer
Primitive objects like comets hold important information on the material that formed our solar
system. Several comets have been visited by spacecraft and many more have been …

A survey of CO, CO2, and H2O in comets and centaurs

OH Pinto, M Womack, Y Fernandez… - The Planetary Science …, 2022 - iopscience.iop.org
CO and CO 2 are the two dominant carbon-bearing molecules in comae and have major
roles in driving activity. Their relative abundances also provide strong observational …