Watch how the Space Launch System rocket RS-25 undergoes a core stage engine test-fire. Credit: NASA's Stennis Space Center ...

Check back for live FLORIDA TODAY Space Team launch updates on this page, starting about 90 minutes before today's evening launch window opens.

Sierra Space’s Dream Chaser spacecraft has taken a significant step toward operational missions. The uncrewed spaceplane ...

Pontiac-based program relied on big cubic inches to help usher America’s nascent shuttle design into the later space age.