Decades before hypersonics entered today's headlines, NASA drafted an aircraft that bordered on surreal. Discover the story ...

When the program was initiated, no aircraft had been propelled to hypersonic speeds by an air-breathing engine. The NASA X-43 ...

Scientists say that 3I/ATLAS has likely been traveling through interstellar space for a long time. Based on how fast it was ...

Since the interstellar comet 3I/ATLAS was discovered this past July — just the third confirmed object to arrive from another star — ...

Key Points and Summary – The X-43A Scramjet That Broke Mach 9.6 — And Then We Walked Away -NASA’s X-43A was a black, ...

Interest in Martian life had been spurred by a now infamous announcement from the White House lawn in 1996, when President ...

Right now one of the most advanced planetary explorers ever built is scouring the surface of Mars. Supported by a team of ...

SpaceX is set to launch 140 commercial payloads to Sun-synchronous orbit on its sixth rideshare mission of the year, ...

The F-15 is the fastest Boeing fighter jet, but it is not the fastest military jet Boeing has built or claims lineage.

President Donald Trump has signed a government funding bill, ending a record 43-day shutdown that caused financial stress for federal workers who went ...

WASHINGTON (AP) — President Donald Trump has signed a bill to compel the Justice Department to make public its case files on ...