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

Only three of these aircraft were built, with one being destroyed and two operating successfully. The X-43 testbed aircraft ...

Asteroid 2024 DW flew about 139,000 miles (224,000 km) away from Earth. The space rock was estimated to be about 43 feet wide (13 m). Credit: Space.com | animation: NASA/JPL-Caltech | edited by Steve ...

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

Key Points and Summary - NASA Planned a Mach 15 X-43D. It Never Flew — and That Matters Now. -NASA’s X-43A proved that an air-breathing scramjet could fly at hypersonic speeds, reaching Mach 7 and ...

New 3I/ATLAS images from NASA and the ESA suggest the interstellar comet is active as it approaches Earth in December.

NASA plans to use the X-59, an experimental vehicle, to fly faster than the speed of sound without generating sonic booms.

An important part of data collection for the United States space program, the North American X-15 had astonishing performance ...

NASA has revealed more detail about the recent first flight of its X-59 Quesst supersonic demonstrator jet, a milestone the agency describes as demonstrating its continued ability to manage ...

Jared Isaacman, a private astronaut and founder of Shift4 Payments, has been renominated by President Trump as NASA Administrator, receiving support from various space exploration and science advocacy ...

Is an interstellar comet actually an alien spaceship? A researcher traces how influencers spread such speculation via social ...