Asteroid Ryugu has a rich complement of organic molecules, according to a NASA and international team’s initial analysis of a sample from the asteroid’s surface delivered to Earth by Japan’s […]
Polycyclic Aromatic Hydrocarbons
Posted inAstrochemistry, Astronomy & Telescopes, Imaging & Spectroscopy, Press Release
Webb Reveals Intricate Networks of Gas, Dust, And Aromatic Hydrocarbons in Nearby Galaxies
Researchers using the NASA/ESA/CSA James Webb Space Telescope are getting their first look at star formation, gas, and dust in nearby galaxies with unprecedented resolution at infrared wavelengths.
Posted inAstrochemistry, Astronomy & Telescopes, Biochemistry & Organic Chemistry, Status Report
A Framework for Modeling Polycyclic Aromatic Hydrocarbon Emission in Galaxy Evolution Simulations
We present a new methodology for simulating mid-infrared emission from polycyclic aromatic hydrocarbons (PAHs) in galaxy evolution simulations.
Posted inAstrochemistry, Biosignatures & Paleobiology, Meteorites & Asteroids, Status Report
Organic Compounds Found In The Winchcombe Carbonaceous Chondrite Meteorite
New research has been published on the organic analysis of the Winchcombe meteorite that crash landed onto a driveway in Winchcombe, Gloucestershire in 2021.
Posted inAstrochemistry, Astronomy & Telescopes, Imaging & Spectroscopy, Press Release
PHANGS-JWST First Results: Variations in PAH Fraction as a Function of ISM Phase and Metallicity
We present maps tracing the fraction of dust in the form of polycyclic aromatic hydrocarbons (PAHs) in IC 5332, NGC 628, NGC 1365, and NGC 7496 from JWST/MIRI observations.
Posted inAstrochemistry, Astronomy & Telescopes, Biochemistry & Organic Chemistry, Biosignatures & Paleobiology, Imaging & Spectroscopy, Press Release
PHANGS-JWST First Results: Destruction of the PAH molecules in HII regions probed by JWST and MUSE
Polycyclic aromatic hydrocarbons (PAHs) play a critical role in the reprocessing of stellar radiation and in balancing the heating and cooling processes in the interstellar medium (ISM), but appear to […]
Posted inAstrochemistry, Astronomy & Telescopes, Imaging & Spectroscopy, Press Release
PHANGS-JWST First Results: Tracing the Diffuse ISM with JWST Imaging of Polycyclic Aromatic Hydrocarbon Emission in Nearby Galaxies
JWST observations of polycyclic aromatic hydrocarbon (PAH) emission provide some of the deepest and highest resolution views of the cold interstellar medium (ISM) in nearby galaxies.
Posted inAstrochemistry, Astronomy & Telescopes, Imaging & Spectroscopy, Interstellar, Press Release
Rotational Spectra of Interstellar N- and CN-PAHs: Pyrene and Coronene
The detection of benzonitrile (C6H5CN), 1- and 2-cyano-naphthalene (C10H7CN) in the cold, dark molecular cloud TMC-1 at centimetre (cm) wavelengths has opened up prospects for the detection of other N- […]
Posted inAstrochemistry, Press Release
Formation Of c-C6H5CN Ice Using The SPACE TIGER Experimental Setup
Benzonitrile (c-C6H5CN) has been recently detected in cold and dense regions of the interstellar medium (ISM), where it has been used as a signpost of a rich aromatic organic chemistry […]
Posted inAstrochemistry, Press Release
A High Angular Resolution View Of The PAH Emission In Seyfert Galaxies Using JWST/MRS Data
Polycyclic Aromatic Hydrocarbons (PAHs) are carbon-based molecules, which are ubiquitous in a variety of astrophysical objects and environments. In this work, we use JWST/MIRI MRS spectroscopy of 3 Seyferts to […]