When was Mars Pathfinder first launched? 

December 4, 1996
Mars Pathfinder was launched December 4, 1996 and landed on Mars' Ares Vallis on July 4, 1997. It was designed as a technology demonstration of a new way to deliver an instrumented lander and the first-ever robotic rover to the surface of the red planet.
system
mars pathafinder ko pehali baar kab launch kiya gaya tha?

4 disambar, 1996
mars pathafinder ko 4 disambar, 1996 ko launch kiya gaya tha or 4 july, 1997 ko mars ke eres valis par utraa tha. ise ek instrumented lander or pehle-pehle robotic rover ko red kii sataha par dene ke liye ek nae tareeke ke ek praudyogiki pradarshan ke rup main dizine kiya gaya tha.grah.
user
mars pathafinder ko pehali baar 4 disambar, 1996 ko launch kiya gaya tha.
assistant
<|system|>
</s>
<|user|>
mars pathafinder ko pehali baar kab launch kiya gaya tha?

4 disambar, 1996
mars pathafinder ko 4 disambar, 1996 ko launch kiya gaya tha or 4 july, 1997 ko mars ke eres valis par utraa tha. ise ek instrumented lander or pehle-pehle robotic rover ko red kii sataha par dene ke liye ek nae tareeke ke ek praudyogiki pradarshan ke rup main dizine kiya gaya tha.grah.</s>
<|assistant|>
mars pathafinder ko pehali baar 4 disambar, 1996 ko launch kiya gaya tha.</s>
