Beskrivning : 2 covers. Space travel and Landsat 4 satellite launched by Delta over 100 nations use Landsat data and images for oil and mineral exploration, agriculture, Land use planning, forestry, water management and map making.
Eventually Landsat 4 will transmit to a synchronous tracking and data relay satellite and from there to the WSMR ground station and Goddard.
Är UTANFÖR Rymdrevyerna.