Photochemical hazes are expected to form and significantly contribute to the chemical and radiative balance of exoplanets with relatively moderate temperatures, possibly in the habitable zone of their host star.
organic chemistry
Posted inAstrochemistry, Astrogeology, Biochemistry & Organic Chemistry, Biogeochemical Cycles & Geobiology, Biosignatures & Paleobiology, Meteorites & Asteroids, Origin & Evolution of Life, Press Release
Meteoritic And Volcanic Particles May Have Promoted Origin Of Life Reactions
Precursors of the molecules needed for the origin of life may have been generated by chemical reactions promoted by iron-rich particles from meteors or volcanic eruptions on Earth approximately 4.4 […]
Posted inAstrochemistry, Astronomy & Telescopes, Imaging & Spectroscopy, Interstellar, Press Release
Gas-phase Formation Of Glycolonitrile In The Interstellar Medium
Our automated reaction discovery program, AutoMeKin, has been utilized to investigate the formation of glycolonitrile (HOCH2CN) in the gas phase under the low temperatures of the interstellar medium (ISM).
Posted inAtmospheres, Climate, Weather, Biosignatures & Paleobiology, Press Release, Titan
Spitzer IRS Observations of Titan as a Precursor to JWST MIRI Observations
In this work we present, for the first time, infrared spectra of Titan from the Spitzer Space Telescope (2004−2009).
Posted inAstrochemistry, Biochemistry & Organic Chemistry, Interstellar, Status Report
Catalytic Role Of HI In The Interstellar Synthesis Of Complex Organic Molecules
Using quantum chemical calculations, we model the pathways for synthesizing two purine nucleobases, adenine and guanine, in the gas-phase interstellar environment, surrounded by neutral atomic hydrogen (HI).
Posted inAstrochemistry, Biochemistry & Organic Chemistry, Imaging & Spectroscopy, Status Report
Rotation-tunneling Spectrum And Astrochemical Modeling Of Dimethylamine, CH3NHCH3, And Searches For It In Space
Methylamine has been the only simple alkylamine detected in the interstellar medium for a long time. With the recent secure and tentative detections of vinylamine and ethylamine, respectively, dimethylamine has […]
Posted inAstrochemistry, Biochemistry & Organic Chemistry, Brown Dwarfs, Press Release
First Observations Of Warm And Cold Methanol In Class 0/I Proto-brown Dwarfs
We present results from the first molecular line survey to search for the fundamental complex organic molecule, methanol (CH3OH), in 14 Class 0/I proto-brown dwarfs (proto-BDs). IRAM 30-m observations over […]
Posted inAstrochemistry, Astronomy & Telescopes, Biochemistry & Organic Chemistry, Press Release
First Detection Of Deuterated Methylidyne (CD) In The Interstellar Medium
While the abundance of elemental deuterium is relatively low (D/H ~ a few 1E-5), orders of magnitude higher D/H abundance ratios have been found for many interstellar molecules, enhanced by […]
Posted inAstrochemistry, Astronomy & Telescopes, Atmospheres, Climate, Weather, Exoplanets, -moons, -comets, Imaging & Spectroscopy, Press Release
Astronomers Spot Benzene In A Planet-forming Disk Around Star J160532 For The First Time
An international team of astronomers including several Dutch researchers has observed the benzene molecule (C6H6) in a planet-forming disk around a young star for the first time.
Posted inAstrochemistry, Astronomy & Telescopes, Imaging & Spectroscopy, Interstellar, Status Report
Theoretical Study on the Potential Existing Forms and Microwave Rotational Spectrum of Short-Chain Fatty Acids in Interstellar Space
Several short-chain fatty acids and their corresponding potential existing hydrated forms are important molecules in interstellar space.