![Simulated results with NewAthena/X-IFU (400ks exposure, binning factor 3). Figure (a) and (b) plotted the dust model against simulated data (sim. data) along the line of sight from GX 340+00 and GX 5-1, respectively. Figure (c) displays the comparison of three silicate models in GX 13+. -- [astro-ph.GA]](https://i0.wp.com/astrobiology.com/wp-content/uploads/2026/08/Investigation.png?resize=1200%2C726&ssl=1)
[astro-ph.GA] Calcium is a highly depleted element in the interstellar medium (ISM), however its composition in the solid phase remains elusive. The detection of Ca-bearing dust has been limited due […]
XRISM
Posted inAstrochemistry, Astronomy & Telescopes, Biochemistry & Organic Chemistry, Biophysics, Biosignatures & Paleobiology, Imaging & Spectroscopy, Press Release
Astrochemistry: Where The Elements Come From
“Why are we here?” is humanity’s most fundamental and persistent question. Tracing the origins of the elements is a direct attempt to answer this at its deepest level. We know […]
Posted inAstrochemistry, Astronomy & Telescopes, Biochemistry & Organic Chemistry, Biosignatures & Paleobiology, Imaging & Spectroscopy, Interstellar, Press Release
Astrochemistry: XRISM Satellite Measures Sulfur – An Essential Life Component
An international team of scientists have provided an unprecedented tally of elemental sulfur spread between the stars using data from the Japan-led XRISM (X-ray Imaging and Spectroscopy Mission) spacecraft.
Posted inAstrochemistry, Astrogeology, Astronomy & Telescopes, Biosignatures & Paleobiology, Imaging & Spectroscopy, Status Report
XRISM Insights For Interstellar Sulfur
The X-ray Imaging Spectroscopy Mission (XRISM) provides the best spectral resolution with which to study Sulfur (S) K-shell photoabsorption features from the interstellar medium (ISM).