astromolecule
nounEtymology From astro- + molecule.
1
Any molecule that has been detected in interstellar or circumstellar space
- As such, C#95;3P⁻ is probably a more detectable astromolecule than even its corresponding neutral radical.2015, Ryan C. Fortenberry, Joseph A. Lukemire, “Electronic and Rovibrational Quantum Chemical Analysis of C₃P⁻: The Next Interstellar Anion?”, in arXiv: