1:58am (EST) December 4th 1996 and landed on mars on July 4th 1997 and continued operating until September 27th that year
NASA's Pathfinder landed on Mars on July 4, 1997.
MARS
According to 'www.spacetoday.org': The Pathfinder interplanetary spacecraft from Earth ended its epic, 309-million-mile journey on July 4, 1997, by successfully delivering a pyramid-shaped Mars station, complete with camera, weather tower and instrument-laden rover named Sojourner, in an historic safe landing on the Martian surface at 17:07 GMT.
NASA's voyager probe is the only probe sent to explore Uranus on 24th January,1986. A proposed probe known as Herschel Orbital Reconnaissance of the Uranian System by Applied Physics Lab of John Hopkins University is likely to be launched in 2021 for exploration of Uranus.
NASA was launched by America in 1958, before that it was NACA which was launched in 1915 and was ended in 1958 when NASA launched, this year NASA would complete its 50th Anniversary.
i don't know when it was launched but it had to investigate the geology of Mars
Themars pathfinder was invented by NASA to find more celestial objects in outer space. The mars pathfindercollects samples and scientists examine the samples and later on share it with us.
NASA's mariner 4,6,7 and 9 NASA's viking land 2 the mars global surveyor and the pathfinder
NASA's Pathfinder landed on Mars on July 4, 1997.
MARS
I don't know, but they were launched in 2003 by NASA.
So far, Nasa has successfully acquired four Mars rovers: the Mars Pathfinder, Sojourner, Opportunity, and the Spirit. These were managed by the Jet Propulsion Laboratory and the Mars Science Laboratory.
The first Mars rover, Sojourner/Pathfinder, was launched on that date.
According to 'www.spacetoday.org': The Pathfinder interplanetary spacecraft from Earth ended its epic, 309-million-mile journey on July 4, 1997, by successfully delivering a pyramid-shaped Mars station, complete with camera, weather tower and instrument-laden rover named Sojourner, in an historic safe landing on the Martian surface at 17:07 GMT.
the Mariner 4 launched in 1964 by NASA
it took the mars pathfinder 211 days to get to mars.
NASA's voyager probe is the only probe sent to explore Uranus on 24th January,1986. A proposed probe known as Herschel Orbital Reconnaissance of the Uranian System by Applied Physics Lab of John Hopkins University is likely to be launched in 2021 for exploration of Uranus.