Designed for 6 months, India's Mangalyaan still going strong after 4 yrs

Mission was launched on November 5, 2013 and put into Martian orbit on Sept 24, 2014, in its very first attempt

One of the India's most prestigious missions, the Mars Orbiter Mission (MOM), has completed four years in space since its launch. 

The maiden interplanetary mission of Indian Space Research Organisation (Isro), which was launched on November 5, 2013, by the 25th flight of the Polar Satellite Launch Vehicle, PSLV-C25, was put into the Martian orbit on September 24, 2014, in its first attempt. MOM has completed about 1,100 days in orbit.

India's $74-million MOM, called Mangalyaan, was roughly a tenth of the National Aeronautics and Space Administration (NASA)'s Mars mission, Maven. This spacecraft was designed to last for only six