NASA launches a new weather and climate satellite to track weather patterns around the world.
The B-2 Spirit enters service with the U.S. military in limited numbers due to being the most expensive plane in the world. The U.S. hopes to develop a more capable and cheaper option in the future, more similar to the faster but cancelled B-1A Lancer.
Helmet-mounted sights are adopted for existing combat aircraft within the U.S. military, specifically aircraft that are receiving overhauls. The U.S. military also works on building new missile systems to be used in a variety of applications.