JF flew about 199,000 miles (320,000 km) away from Earth. It's estimated size is about 34 feet wide (10 meters), roughly the ...

Finally, the Earth moves a little bit beyond one complete revolution, so the stick again points towards the sun for a second ...

What will the orbital spacecraft of tomorrow look like? If Dassault Aviation has its way, it could be similar to its Véhicule ...

The primary challenge in satellite laser downlinks is atmospheric turbulence, which distorts and weakens signals.

Lux Aeterna, a Denver-based startup, is working on a reusable satellite that has attracted $4 million in pre-seeding funding ...

The Center for Space Exploration Research at the University of California, Davis, has partnered with Proteus Space to launch ...

Asteroid 2024 YR4, though not an Earth threat, now poses a collision risk to the Moon. Scientists estimate a 4.3% chance of ...

June 10 (UPI) --China is positioning a satellite to test its ability to refuel another in orbit over Earth and extend its mission for several more years. China's Shijian-25 satellite is designed ...

While Putin might not attack US or NATO satellites, he most certainly is quietly preparing the battlefield for whenever he may want to. A co-orbital satellite is a nasty little machine. Nicknamed ...

SpaceX first started launching Starlink satellites in 2019, and the first atmospheric reentries began in 2020. Initially these figures stayed relatively low. There were just two in 2020. In 2021, 78 ...

The upper stage from the launch which carried the first 18 Qianfan satellites broke up into a cloud suspected to number more than 700 pieces of orbital debris. The new Guowang mission was China ...

This is a very exciting time in satellite orbital drag research, since the number of satellites in LEO and solar activity are the highest ever observed in human history. 1 Introduction From the launch ...