Displaying items by tag: tracking

Universal Space Network Inc (USN) is an American company specializing in tracking, telemetry, and control of spacecraft.

It is a subsidiary of Swedish Space Corporation (SSC), with four main sites and cooperative agreements with many others. USN has been used by commercial satellite operations such as Sirius XM Radio and scientific missions both in low earth orbit (such as GALEX) and in orbit around the moon (such as Lunar Reconnaissance Orbiter and GRAIL). 

Haigh-Farr provides the space industry with antennas for launch telemetry, tracking and flight termination, as well as operational communications with research, defense and communication spacecraft.

Haigh-Farr was established in 1969 as a consulting, research, development and manufacturing company, with expertise in the area of antennas and RF propagation for aerospace vehicles. Haigh-Farr pioneered the Wraparound™ antenna concept whose versatility and compactness have enhanced performance capabilities of aircraft, missiles and spacecraft worldwide.