The first competition under Andromeda will fund satellites for a program known as RG-XX (Geosynchronous Reconnaissance and ...

The OEO satellite promises a geosynchronous orbit around the equator, low latency, and a drastic cut in costs—using readily ...

It's been decades since humanity first sent a satellite into orbit, and during all this time we kind of become experts at it. What we still haven't mastered yet is extending the life of these ...

Add Yahoo as a preferred source to see more of our stories on Google. Texas-based Firefly Aerospace has secured a new contract with the U.S. Department of Defense to support orbital missions using its ...

Two Chinese satellites have rendezvoused with one another more than 20,000 miles above the Earth in what analysts believe is the first high-altitude attempt at orbital refueling. China’s Shijian-21 ...

Two Chinese satellites have rendezvoused with one another more than 20,000 miles above the Earth in what analysts believe is the first high-altitude attempt at orbital refueling. China’s Shijian-21 ...

A geosynchronous orbit (sometimes abbreviated GSO) is an Earth-centered orbit with an orbital period that matches Earth's rotation on its axis, 23 hours, 56 minutes, and 4 seconds (one sidereal day).

SpaceX is scheduled to launch a Falcon 9 rocket from Cape Canaveral, Florida this week. The rocket will carry the EchoStar XXV satellite into geosynchronous orbit. The launch window is set for ...

Geostationary orbit used to be a parking lot. Some Chinese satellites are circling the lot, tailgating other cars, and pulling into spots that aren't theirs. This report explores nine years of data on ...

China's space program took a major stride this past week as two of its satellites seemingly docked together in what could have been the country's first high-altitude attempt at refueling a satellite ...