Key Points - NASA's X-43A hypersonic research vehicle, part of the "Hyper-X" program, still holds the world record for an air-breathing aircraft, achieving a speed of Mach 9.64 (6,363 mph) in its ...

The House committee met to discuss the commerce, justice, and science budget bill, which allocates funding to federal ...

NASA and Boeing are pausing the development of the X-66 full-scale Sustainable Flight Demonstrator. Instead, they will re-focus their efforts on demonstrating the benefits of thin-wing technology.

July 22 (UPI) --NASA's quest for a quieter supersonic jet passed an early test after its X-59 aircraft was able to taxi at low speed at a manufacturing plant in California. The space agency on Tuesday ...

NASA's X-59 is taking slow steps towards supersonic flight, beginning taxiing tests at US Air Force Plant 42 in Palmdale, California. The final part of Phase One development, it's the precursor to ...

A SpaceX Falcon 9 launch on Sept. 23 will send three spacecraft a million miles from Earth to map the heliosphere and expand ...

NASA and Boeing have effectively cancelled the X-66 Transonic Truss-Braced Wing (TTBW) concept demonstrator aircraft. Officially described as a "pause," development of the thin-wing airplane is being ...

Eight years, three states, and two jobs after NASA's 2017 launch of its Neutron Star Interior Composition Explorer, or NICER, ...

The Trump administration has asked NASA employees to draw up plans to end at least two major satellite missions, according to current and former NASA staffers. If the plans are carried out, one of the ...