According to the U.S. Space & Rocket Center, there are around 562 T-38s in active service within both the U.S. Air Force training program and NASA. However, after 65 years, the USAF has begun ...

The X-38—had it gone operational—would not have been the first reusable spacecraft. But it helped lay the groundwork for future space programs’ emphasis on reusability.

🚀 Go supersonic as NASA officials explain how they're changing the speed limit for commercial air travel. At the Hilton ...