SpaceNukes wins DARPA agreement to test active control on a Kilopower reactor
CEO Andy Phelps is taking a team that includes people who worked on the 2018 KRUSTY test into a new phase: ground-testing control rods designed for more active reactor operation.
By RuntimeWire Staff · Published
Primary source: PR Newswire
Why it matters
SpaceNukes is taking a reactor with a documented passive-control test into an effort to demonstrate active, autonomous operation. A successful ground demonstration would provide evidence for that technical path; the agreement itself does not show that the system works.

SpaceNukes CEO Andy Phelps says DARPA awarded the company an agreement to develop and ground-test active controls for a Kilopower reactor, building on a 2018 test led by several members of its team, according to SpaceNukes' announcement.…
When you purchase through links in our articles, we may earn a small commission. This doesn’t affect our editorial independence.