In a bizarre repercussion of Albert Einstein's Special Theory of Relativity, objects traveling close to the speed of light appear flipped over. The Special Theory of Relativity, or special relativity ...

For decades, space launches were planned months—sometimes years—in advance. But a growing number of defense customers are now ...

Given the fact that satellites orbit amongst one another at thousands of miles per hour, it's vitally important to know exactly how fast they're going, in order to avoid collisions. A new device ...

When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. The speed of light traveling through a vacuum is exactly 299,792,458 meters (983,571,056 feet) ...

In this episode of Space Minds, host Mike Gruss moderates a timely panel discussion at the Spacepower conference on how commercial space capabilities are reshaping national security, civil space, and ...