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Mid 1974 – Networking Testing and Training Facility (NTTF) Became Part of the Network
Mid 1974 – Networking Testing and Training Facility (NTTF) Became Part of the Network

After the two networks were consolidated into the Spaceflight Tracking and Data Network, the Network Testing and Training Facility (NTTF)…

Late 1973 – Tracking and Data Relay Satellite (TDRS) Program Established
Late 1973 – Tracking and Data Relay Satellite (TDRS) Program Established

NASA realized two general trends with the networks during this time period:• The ground stations with Manned Space Flight Network…

November 1973 – Mariner 10 Launched
November 1973 – Mariner 10 Launched

Mariner 10, the first mission to use X- and S- bands launched and traveled towards Venus and Mercury. The three…

October 1973 – Interplanetary Monitoring Platform 8 (IMP-8) Launched
October 1973 – Interplanetary Monitoring Platform 8 (IMP-8) Launched

The Interplanetary Monitoring Platform (IMP-8 or Explorer 50) mission launched from Cape Canaveral, Florida to observe interplanetary and magnetotail studies…

April 1973 – Overseas 64 Meter Antennas Declared Operational
April 1973 – Overseas 64 Meter Antennas Declared Operational

The 64 meter antenna in Canberra, Australia became operational. The one in Madrid, Spain was operational in September of the…

F-8 Flies with Apollo Guidance Computer
F-8 Flies with Apollo Guidance Computer

The F-8 Digital Fly-By-Wire aircraft had its hydro-mechanical control systems replaced by an Apollo Guidance Computer for the first such…

Apollo 17: Blue Marble
Apollo 17: Blue Marble

This image was taken by the crew of the final Apollo mission as they made their way to the Moon.

Late 1972 – Spaceflight Tracking and Data Network (STDN) Established
Late 1972 – Spaceflight Tracking and Data Network (STDN) Established

The Satellite Tracking and Data Acquisition Network (STADAN) and the Manned Space Flight Network (MSFN) were consolidated into the Spaceflight…

F-111B Wings Swept
F-111B Wings Swept

The F-111B with its wings swept to their maximum angle. It carried the Mission Adaptive Wing, a single-piece composite structure…

July 1972 – Landsat 1 Launched
July 1972 – Landsat 1 Launched

Landsat 1 (formerly known as the Earth Resources Technology Satellite – ERTS) was launched. It was the first Earth-observing satellite…