space

Illustration of a conceptual spacecraft enabled by nuclear thermal propulsion. Credit: NASA

Is using nuclear materials for space travel dangerous, genius, or a little of both?

By Susan D’Agostino | Analysis, Nuclear Energy, Nuclear Risk, Opinion

Houston, are we going to have a problem with space nuclear power?

By Beau Rideout | Nuclear Energy, Nuclear Risk, Opinion, Voices of Tomorrow

NASA kilopower moon render

Do we need highly enriched uranium in space (again)?

By Christopher Fichtlscherer | Nuclear Risk, Opinion

A “Star Wars” sequel? The allure of directed energy for space weapons

By Jeff Hecht | Nuclear Weapons, Special Topics, Technology and Security

anti-satellite missile launch

An anti-satellite test ban is urgently needed

By Subrata Ghoshroy | Analysis

American flag and moon rocket

Bad moonshot rising: The moon’s dubious strategic value

By Kyle L. Evanoff | Analysis

satellites over Earth

Poll: The public and Washington don’t share the same space priorities

By Dan Drollette Jr | What We’re Reading