17 jul 2004 año - Mars exploration rovers
Descripción:
Spirit and Opportunity Mars rovers scientific goals were primarily to search for and characterize a wide range of rocks and soils. It cost NASA $820 million to build and launch the rovers for a 90 day mission on Mars. This information could help scientists understand the atmosphere and geosphere of Mars.Añadido al timeline:
fecha:
17 jul 2004 año
Ahora mismo
~ 19 years ago
