Nuclear propulsion on the rise as private companies and NASA redefine space travel

July 22, 2021, 12:00PMNuclear News
Hot-fire test at Blue Origin’s West Texas launch facility in July 2019. (Photo: Blue Origin)

In July 1969, the public’s attention was fixated on NASA’s Apollo 11 mission—a “giant leap for mankind” that was memorably marked by Neil Armstrong as he stepped onto the surface of the moon. This July, the possibilities of spaceflight are once again capturing the public’s imagination and news headlines. While NASA invests in nuclear propulsion research and development to stretch the limits of U.S. space missions, private companies Virgin Galactic and Blue Origin are stretching the definition of “astronaut” and proving they can offer a high-altitude thrill to paying customers.

To continue reading, log in or create a free account!

Related Articles

NETS registration now open

March 4, 2026, 9:22AMANS News

The time has come to sign up for Nuclear and Emerging Technologies for Space (NETS 2026), which will be held in Dayton, Ohio, on April 27–30.Hosted by the American Nuclear Society and the...

INL opens molten salt testing facility

February 25, 2026, 8:12AMNuclear News

Idaho National Laboratory has announced that the National Reactor Innovation Center’s Molten Salt Thermophysical Examination Capability (MSTEC) facility will begin operations in March...