Editing Ejecta (section)

== Astronomy and heliophysics ==
In [[astrophysics]] or [[heliophysics]], ejecta refers to material expelled in a stellar explosion as in a [[supernova]] or in a [[coronal mass ejection]] (CME).<ref>{{Cite journal|url= http://www.physics.umanitoba.ca/~samar/G21/g21.pdf |title= The Plerionic Supernova Remnant G21.5-0.9: In and Out |journal= Advances in Space Research |volume= 35 |issue= 6 |pages= 1099 |access-date= 2013-09-15 |url-status= dead |archive-url= https://web.archive.org/web/20120717030507/http://www.physics.umanitoba.ca/~samar/G21/g21.pdf |archive-date= 2012-07-17 |doi=10.1016/j.asr.2005.04.050|arxiv=astro-ph/0504369 |year= 2005 |last1= Matheson |first1= Heather |last2= Safi-Harb |first2= Samar |bibcode= 2005AdSpR..35.1099M |citeseerx= 10.1.1.337.6810 |s2cid= 557159 }}</ref><ref>{{cite web |title= The Advanced Satellite for Cosmology and Astrophysics (ASCA) |url= http://heasarc.gsfc.nasa.gov/docs/asca/asca2.html |publisher= Hera.ph1.uni-koeln.de |access-date= 2013-09-15}}</ref><ref>{{cite web|url=http://hera.ph1.uni-koeln.de/~heintzma/X_Ray_Obs/ASCA.htm|title=ASCA|archive-url=https://web.archive.org/web/20060501045323/http://hera.ph1.uni-koeln.de/~heintzma/X_Ray_Obs/ASCA.htm|archive-date=2006-05-01}}</ref>