https://www.staringup.com/posts/astrophysical-masers-and-megamasers/
Astrophysical masers are examples of how coherent and amplified radiation could arise naturally making them useful in studying the universe.
astrophysical masersmegamasersimportantroleastronomy
https://www.frontiersin.org/research-topics/18280/investigation-into-the-astrophysical-molecular-complexity-observational-theoretical-and-experimental-aspects/magazine
The interstellar medium (ISM) is the site of a rich chemistry that evolves from simple molecules to complex organic ones. To date, a large number of molecular...
investigationastrophysicalmolecularcomplexityobservational
https://www.nist.gov/publications/atomic-data-iron-group-elements-astrophysical-interest
The joint project between NIST and Imperial College London to measure spectra of singly-ionized iron-group elements using Fourier transform and high-resolution
iron groupatomicdataelementsastrophysical