The geomorphology, color, and thermal properties of Ryugu: Implications for parent-body processes

S Sugita, R Honda, T Morota, S Kameda, H Sawada… - Science, 2019 - science.org
INTRODUCTION The asteroid 162173 Ryugu is the target of the Japanese Hayabusa2
mission, which is designed to collect samples from Ryugu's surface and return them to Earth …

The surface composition of asteroid 162173 Ryugu from Hayabusa2 near-infrared spectroscopy

K Kitazato, RE Milliken, T Iwata, M Abe, M Ohtake… - Science, 2019 - science.org
The near-Earth asteroid 162173 Ryugu, the target of the Hayabusa2 sample-return mission,
is thought to be a primitive carbonaceous object. We report reflectance spectra of Ryugu's …

NIRS3: the near infrared spectrometer on Hayabusa2

T Iwata, K Kitazato, M Abe, M Ohtake, T Arai… - Space Science …, 2017 - Springer
Abstract NIRS3: The Near Infrared Spectrometer is installed on the Hayabusa2 spacecraft to
observe the target C-type asteroid 162173 Ryugu at near infrared wavelengths of 1.8 to 3.2 …

An extension of the Bus asteroid taxonomy into the near-infrared

FE DeMeo, RP Binzel, SM Slivan, SJ Bus - Icarus, 2009 - Elsevier
The availability of asteroid spectral measurements extending to the near-infrared, resulting
from the development of new telescopic instruments (such as SpeX [Rayner, JT, and 7 …

The MASCOT radiometer MARA for the Hayabusa 2 mission

M Grott, J Knollenberg, B Borgs, F Hänschke… - Space Science …, 2017 - Springer
The MASCOT radiometer MARA is a multi-spectral instrument which measures net radiative
flux in six wavelength bands. MARA uses thermopile sensors as sensing elements, and the …

Carbonate record of temporal change in oxygen fugacity and gaseous species in asteroid Ryugu

W Fujiya, N Kawasaki, K Nagashima, N Sakamoto… - Nature …, 2023 - nature.com
The Hayabusa2 spacecraft explored asteroid Ryugu and brought its surface materials to
Earth. Ryugu samples resemble Ivuna-type (CI) chondrites—the most chemically primitive …

NEOWISE studies of spectrophotometrically classified asteroids: Preliminary results

A Mainzer, T Grav, J Masiero, E Hand… - The Astrophysical …, 2011 - iopscience.iop.org
The NEOWISE data set offers the opportunity to study the variations in albedo for asteroid
classification schemes based on visible and near-infrared observations for a large sample of …

Asteroid taxonomy from cluster analysis of spectrometry and albedo

M Mahlke, B Carry, PA Mattei - Astronomy & Astrophysics, 2022 - aanda.org
Context. The classification of the minor bodies of the Solar System based on observables
has been continuously developed and iterated over the past 40 yr. While prior iterations …

Observed spectral properties of near-Earth objects: results for population distribution, source regions, and space weathering processes

RP Binzel, AS Rivkin, JS Stuart, AW Harris, SJ Bus… - Icarus, 2004 - Elsevier
We present new visible and near-infrared spectroscopic measurements for 252 near-Earth
(NEO) and Mars-crossing (MC) objects observed from 1994 through 2002 as a complement …

Connecting asteroids and meteorites with visible and near-infrared spectroscopy

FE DeMeo, BJ Burt, M Marsset, D Polishook… - Icarus, 2022 - Elsevier
In this work we identify spectral similarities between asteroids and meteorites. Using spectral
features such as absorption bands and spectral curvature, we identify spectral matches …