Editing Nuclear thermal rocket (section)

=== Soviet Union and Russia ===
The Soviet [[RD-0410]] went through a series of tests at the nuclear test site near [[Semipalatinsk Test Site]].<ref name="astronautix1">{{cite web|url=http://www.astronautix.com/engines/rd0410.htm|title=RD-0410|last=Wade|first=Mark|publisher=Encyclopedia Astronautica|access-date=2009-09-25|archive-url=https://web.archive.org/web/20090408122011/http://www.astronautix.com/engines/rd0410.htm|archive-date=8 April 2009}}</ref><ref name="KBKhA">{{cite web|title="Konstruktorskoe Buro Khimavtomatiky" - Scientific-Research Complex / RD0410. Nuclear Rocket Engine. Advanced launch vehicles|publisher=KBKhA - [[Chemical Automatics Design Bureau]] |url=http://www.kbkha.ru/?p=8&cat=11&prod=66 |access-date=2009-09-25 |archive-date=30 November 2010 |archive-url=https://web.archive.org/web/20101130084749/http://www.kbkha.ru/?p=8&cat=11&prod=66}}</ref>

In October 2018, Russia's [[Keldysh Research Center]] confirmed a successful ground test of waste heat radiators for a nuclear space engine, as well as previous tests of fuel rods and [[ion thruster|ion engines]].<ref>{{cite web |title=В России успешно испытали ключевой элемент космического ядерного двигателя |trans-title= Russia has successfully tested a key element of a space nuclear engine|url=https://ria.ru/20181029/1531649544.html |website=РИА Новости |publisher=RIA Novosti |access-date=21 September 2022 |archive-url=https://web.archive.org/web/20220211081720/https://ria.ru/20181029/1531649544.html |archive-date=11 February 2022 |language=ru |date=3 March 2020 |url-status=live}}</ref>