E. L. Wright
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View article: Flux and Color of WISE 0855-0714
Flux and Color of WISE 0855-0714 Open
WISE 0855-0714 is the coldest known brown dwarf, located 2.28 pc from the solar system. Discovered by the Wide-Field Infrared Survey Explorer (WISE) in 2014 (Luhman 2014), the object is of interest to scientists because of its low temperat…
View article: Cross Validation of Albedo Determination for 1627 Ivar from Three Different Techniques
Cross Validation of Albedo Determination for 1627 Ivar from Three Different Techniques Open
Near-Earth asteroids are of great interest to the scientific community due to their proximity to Earth, making them both potential hazards and possible targets for future missions, as they are relatively easy to reach by spacecraft. A numb…
View article: Cross validation of albedo determination for 1627 Ivar from three different techniques
Cross validation of albedo determination for 1627 Ivar from three different techniques Open
Near Earth Asteroids are of great interest to the scientific community due to their proximity to Earth, making them both potential hazards and possible targets for future missions, as they are relatively easy to reach by spacecraft. A numb…
View article: JWST Detects Silane in a Cold Low-Metallicity World
JWST Detects Silane in a Cold Low-Metallicity World Open
Within 20 pc of the Sun there are 29 isolated sources with measured distances (Kirkpatrick et al. 2024) and an estimated temperature between that of Jupiter (170K) and∼500K – the cold brown dwarf regime. These objects are valuable laborato…
View article: Asteroid Impact Hazard Warning from the Near-Earth Object Surveyor Mission
Asteroid Impact Hazard Warning from the Near-Earth Object Surveyor Mission Open
NASA’s Near-Earth Object Surveyor mission, scheduled for launch in 2027 September, is designed to detect and characterize at least two-thirds of the potentially hazardous asteroids with diameters larger than 140 m in a nominal 5 yr mission…
View article: The Near-Earth Object Surveyor Mission
The Near-Earth Object Surveyor Mission Open
The Near-Earth Object (NEO) Surveyor mission is a NASA Observatory designed to discover and characterize asteroids and comets. The mission’s primary objective is to find the majority of objects large enough to cause severe regional impact …
View article: Size and Albedo Constraints for (152830) Dinkinesh Using WISE Data
Size and Albedo Constraints for (152830) Dinkinesh Using WISE Data Open
Probing small main-belt asteroids provides insight into their formation and evolution through multiple dynamical and collisional processes. These asteroids also overlap in size with the potentially hazardous near-Earth object population an…
View article: The Near-Earth Object Surveyor Mission
The Near-Earth Object Surveyor Mission Open
The Near-Earth Object (NEO) Surveyor mission is a NASA observatory designed to discover and characterize near-Earth asteroids and comets. The mission's primary objective is to find the majority of objects large enough to cause severe regio…
View article: Size and Albedo Constraints for (152830) Dinkinesh Using WISE Data
Size and Albedo Constraints for (152830) Dinkinesh Using WISE Data Open
Probing small main-belt asteroids provides insight into their formation and evolution through multiple dynamical and collisional processes. These asteroids also overlap in size with the potentially hazardous near-earth object population an…
View article: IRAS 00450+7401 and the Mid-infrared Fade/Burst Cycle of R Coronae Borealis-type Stars
IRAS 00450+7401 and the Mid-infrared Fade/Burst Cycle of R Coronae Borealis-type Stars Open
We present optical and infrared imaging and spectroscopy of the R Coronae Borealis-type (R Cor Bor) star IRAS 00450+7401. Optical spectra further confirm its classification as a cool R Cor Bor system, having a hydrogen-deficient carbon sta…
View article: IRAS 00450+7401 and the mid-infrared fade/burst cycle of R Coronae Borealis-type stars
IRAS 00450+7401 and the mid-infrared fade/burst cycle of R Coronae Borealis-type stars Open
We present optical and infrared imaging and spectroscopy of the R Coronae Borealis-type (R Cor Bor) star IRAS 00450+7401. Optical spectra further confirm its classification as a cool R Cor Bor system, having a hydrogen-deficient carbon sta…
View article: Comparison of lentiviral and vesicular stomatitis virus core SARS-CoV-2 pseudotypes and generation of a stable cell line for use in antibody neutralisation assays
Comparison of lentiviral and vesicular stomatitis virus core SARS-CoV-2 pseudotypes and generation of a stable cell line for use in antibody neutralisation assays Open
Betacoronavirus SARS-CoV-2, the causative agent of COVID19, is a single stranded positive sense RNA virus. Since its emergence there has been great efforts to identify correlates of protection,which is crucial for vaccine evaluation studie…
View article: NEOWISE Observations of the Potentially Hazardous Asteroid (99942) Apophis
NEOWISE Observations of the Potentially Hazardous Asteroid (99942) Apophis Open
Large potentially hazardous asteroids (PHAs) are capable of causing a global catastrophe in the event of a planetary collision. Thus, rapid assessment of such an object’s physical characteristics is crucial for determining its potential ri…
View article: NEOWISE Observations Of The Potentially Hazardous Asteroid (99942) Apophis
NEOWISE Observations Of The Potentially Hazardous Asteroid (99942) Apophis Open
Large potentially hazardous asteroids (PHAs) are capable of causing a global catastrophe in the event of a planetary collision. Thus, rapid assessment of such an object's physical characteristics is crucial for determining its potential ri…
View article: An Improved Near-infrared Spectrum of the Archetype Y Dwarf WISEP J182831.08+265037.8
An Improved Near-infrared Spectrum of the Archetype Y Dwarf WISEP J182831.08+265037.8 Open
We present a Hubble Space Telescope/Wide-Field Camera 3 near-infrared spectrum of the archetype Y dwarf WISEP 182831.08+265037.8. The spectrum covers the 0.9–1.7 μ m wavelength range at a resolving power of λ /Δ λ ≈ 180 and is a significan…
View article: The Massive and Distant Clusters of WISE Survey. I. Survey Overview and a Catalog of >2000 Galaxy Clusters at z ≃ 1
The Massive and Distant Clusters of WISE Survey. I. Survey Overview and a Catalog of >2000 Galaxy Clusters at z ≃ 1 Open
© 2019. The American Astronomical Society. All rights reserved. We present the Massive and Distant Clusters of WISE Survey (MaDCoWS), a search for galaxy clusters at 0.7 ≲ z ≲ 1.5 based upon data from the Wide-field Infrared Survey Explore…
View article: Asteroid Diameters and Albedos from NEOWISE Reactivation Mission Years Six and Seven
Asteroid Diameters and Albedos from NEOWISE Reactivation Mission Years Six and Seven Open
We present diameters and albedos computed for the near-Earth and main belt asteroids (MBAs) observed by the Near-Earth Object Wide-field Infrared Survey Explorer (NEOWISE) spacecraft during the sixth and seventh years of its Reactivation m…
View article: The Enigmatic Brown Dwarf WISEA J153429.75-104303.3 (a.k.a. "The Accident")
The Enigmatic Brown Dwarf WISEA J153429.75-104303.3 (a.k.a. "The Accident") Open
Continued follow-up of WISEA J153429.75−104303.3, announced in Meisner et al., has proven it to have an unusual set of properties. New imaging data from Keck/MOSFIRE and HST/WFC3 shows that this object is one of the few faint proper motion…
View article: The Future of Planetary Defense in the Era of Advanced Surveys
The Future of Planetary Defense in the Era of Advanced Surveys Open
International audience
View article: Origins Space Telescope: trades and decisions leading to the baseline mission concept
Origins Space Telescope: trades and decisions leading to the baseline mission concept Open
The Origins Space Telescope will trace the history of our origins from the time dust and heavy elements permanently altered the cosmic landscape to present-day life. How did galaxies evolve from the earliest galactic systems to those found…
View article: Origins Space Telescope science drivers to design traceability
Origins Space Telescope science drivers to design traceability Open
The Origins Space Telescope (Origins) concept is designed to investigate the creation and dispersal of elements essential to life, the formation of planetary systems, and the transport of water to habitable worlds and the atmospheres of ex…
View article: The CatWISE2020 Catalog
The CatWISE2020 Catalog Open
The CatWISE2020 Catalog consists of 1,890,715,640 sources over the entire sky selected from Wide-field Infrared Survey Explorer (WISE) and NEOWISE survey data at 3.4 and 4.6 μ m (W1 and W2) collected from 2010 January 7 to 2018 December 13…
View article: Uncertainties on Asteroid Albedos Determined by Thermal Modeling
Uncertainties on Asteroid Albedos Determined by Thermal Modeling Open
We present an analysis of the accuracy of geometric albedos determined for asteroids through the modeling of observed thermal infrared radiation. We show that albedo uncertainty is dominated by the uncertainty on the measured H V absolute …
View article: Uncertainties on Asteroid Albedos Determined by Thermal Modeling
Uncertainties on Asteroid Albedos Determined by Thermal Modeling Open
We present an analysis of the accuracy of geometric albedos determined for asteroids through the modeling of observed thermal infrared radiation. We show that albedo uncertainty is dominated by the uncertainty on the measured $H_V$ absolut…
View article: Origins Space Telescope: baseline mission concept
Origins Space Telescope: baseline mission concept Open
The Origins Space Telescope will trace the history of our origins from the time dust and heavy elements permanently altered the cosmic landscape to present-day life. How did galaxies evolve from the earliest galactic systems to those found…
View article: Physical Properties of 299 NEOs Manually Recovered in Over Five Years of NEOWISE Survey Data
Physical Properties of 299 NEOs Manually Recovered in Over Five Years of NEOWISE Survey Data Open
Thermal infrared measurements of near-Earth objects (NEOs) provide critical data for constraining their physical properties such as size. The Near-Earth Object Wide-field Infrared Survey Explorer (NEOWISE) mission has been conducting an al…
View article: Physical Properties of 299 NEOs Manually Recovered in Over Five Years of NEOWISE Survey Data
Physical Properties of 299 NEOs Manually Recovered in Over Five Years of NEOWISE Survey Data Open
Thermal infrared measurements of near-Earth objects provide critical data for constraining their physical properties such as size. The NEOWISE mission has been conducting an all-sky infrared survey to gather such data and improve our under…
View article: Asteroid Diameters and Albedos from NEOWISE Reactivation Mission Years 4 and 5
Asteroid Diameters and Albedos from NEOWISE Reactivation Mission Years 4 and 5 Open
The Near-Earth Object Wide-field Infrared Survey Explorer (NEOWISE) spacecraft has been conducting a two-band thermal infrared survey to detect and characterize asteroids and comets since its reactivation in 2013 December. Using the observ…