According to NASA, a low Earth orbit (singular) is any orbital trajectory that stays within 1,200 miles (2,000 kilometers) of ...

From Sputnik's lonely orbit to today's crowded skies, satellites shape our world in many ways. But how many are up there, and which country tops the list?

A Long March 4C rocket lifts off from Xichang Satellite Launch Center, carrying Shiyan-28B (01) into orbit, July 3, 2025. Credit: Ourspace HELSINKI —A Chinese Shiyan satellite appears in a ...

The initial 21 satellites will begin the process of knitting together what's set to become a global "transport layer" for ...

Starlink is a satellite internet service operated by SpaceX, providing connectivity to millions, especially in remote areas. Thousands of Starlink satellites have been launched into orbit, ...

Texas-based AST is trying to secure regulatory clearance to create a competitor to the cellular Starlink service. SpaceX will ...