In this video, we derive the speed required for a stable circular orbit around Earth using Newton’s law of gravitation and centripetal force. You’ll see how orbital speed depends on radius, why low ...

A pull in the right direction ...

For decades, satellites have had a simple job: take pictures, send them back to Earth, and let humans do the heavy lifti ...

Michael Guetlein, head of the Golden Dome missile defense program, said the success of this effort depends on the ability to ...

Britt didn’t act confused or wounded or fed up in the usual way. She acted pressed for time. The “choose” question wasn’t ...

Explore how reusable rocket technologies are transforming the space industry, enhancing sustainability, and reducing launch ...

By Bill Milroy, Defense Opinion Writer. Space-based communications are now as fundamental to military operations as fuel and ...

The situation marked a rare medical emergency that prompted an early return from the ISS, highlighting how crews manage ...

American Airlines launches free inflight Wi-Fi for AAdvantage members, closing a competitive gap while highlighting performance differences with Starlink-equipped rivals.

The earth (and humanity) would be very different without our smaller red neighbor. In A Nutshell Computer simulations show ...

Scheduled to launch in early 2026, NASA's Artemis 2 is part of the bold 21st-century vision for returning astronauts to the lunar surface ...

For allies facing a more uncertain security environment and less guaranteed access to U.S. ISR, commercial space is no longer just a supplement. Integrated effectively, it can become a strategic ...