Radhakrishnan, Secretary in the Department of Space and Chairman of Space Commission, said each country - whether it's India, the US, Russia or China -- had their own priorities.
"There is no race with anybody. If you look at anybody, they have their own direction. So, I don't find a place for race with somebody. But I would say we are always on race with ourselves to excel in areas that we have chalked out for ourselves," he told PTI here in an interview.
Bangalore-headquartered ISRO, he said, is focused on space application, communication, remote sensing, navigation and space sciences and building satellites for those areas, besides indigenous launch vehicle technology.
If India succeeds in the MOM, it would be the fourth in the world, after the US, Russia and Europe to do so.
"China tried this, not exactly as a Mars mission of their own, they joined Russia and did a Probos-Grunt mission. That was in 2011 which had a problem; it did not leave the earth orbit. So, they (China) have not attempted as of now. But India will be the fourth country if you are able to succeed.