India reached Mars on its first attempt with a mission that cost less than many Hollywood films, becoming the first Asian nation to enter Martian orbit and the first country anywhere to succeed on its maiden try

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At 7:17 a.m. Indian Standard Time on 24 September 2014, the Mars Orbiter Mission fired its main engine and allowed Mars to capture it. With that burn, India became the first Asian nation to place a spacecraft in Martian orbit and the first country to succeed on its inaugural Mars mission.

The achievement is often paired with another number: 450 crore rupees, or about $74 million to $80 million at the exchange rates used in contemporary accounts. That was less than the reported production budget of Gravity, and less than many large Hollywood films. The comparison is broadly true. It is also a poor substitute for understanding what the Indian Space Research Organisation built, what it chose not to build, and how much risk sat behind the low price.

What “first attempt” means

Mangalyaan, meaning “Mars craft,” was India’s first mission to Mars and its first interplanetary mission. It launched from Sriharikota on 5 November 2013 aboard a Polar Satellite Launch Vehicle, PSLV-C25. The spacecraft entered Mars orbit on 24 September 2014 after a journey of roughly 300 days. Those dates and the mission’s basic objectives are recorded in ISRO’s Mars Orbiter Mission archive.

The distinction is narrower than simply “reached Mars.” India did not land on the planet, and Mangalyaan was not the first spacecraft to fly past or orbit it. The Soviet programme, the United States and the European Space Agency had already reached Martian orbit. India became the fourth spacefaring organisation to do so.

It was, however, the first sovereign country whose first Mars mission successfully entered orbit. Europe complicates the wording slightly: ESA’s Mars Express orbiter succeeded on the agency’s first independently led Mars mission in 2003, but ESA is a multinational organisation rather than a country. Before India arrived, Japan’s Nozomi had failed to enter Mars orbit and China’s Yinghuo-1 had been lost when the Russian Phobos-Grunt mission became stranded near Earth. NASA’s chronology of Mars exploration shows how unusual first-attempt success was in a history crowded with launch failures, communication losses and missed trajectories.

A small launcher required an indirect departure

PSLV-C25 could not send the 1,337-kilogram spacecraft directly towards Mars. Instead, it placed Mangalyaan in a highly elliptical orbit around Earth. The spacecraft then used a sequence of engine burns to raise the high point of that orbit, building energy until a final manoeuvre sent it onto an interplanetary trajectory on 1 December 2013.

This was an economical use of a launcher India already knew well, but it created operational demands. Each orbit-raising burn had to work. A shortfall during the fourth manoeuvre required an additional burn the next day. Once on the way to Mars, the spacecraft needed to navigate for hundreds of millions of kilometres, communicate across a growing delay and operate with enough autonomy to protect itself when immediate instructions from Earth were impossible.

The most anxious component was the 440-newton liquid apogee motor. It had performed the Earth-departure burns, then remained idle for nearly ten months. ISRO conducted a four-second test firing shortly before arrival. Two days later, the engine had to restart for the longer braking burn that slowed Mangalyaan enough for Mars to capture it. A failure at that moment would have sent the spacecraft past the planet.

ISRO’s illustrated technical account of the mission describes the goal plainly: prove India could design, navigate and operate an autonomous spacecraft through Earth-orbit manoeuvres, a long cruise, Mars orbit insertion and sustained operations around another planet.

Related : Anything that falls into a four-kilometre stretch of a river in the central Peruvian Amazon dies within seconds, because the water reaches temperatures of up to 100 degrees Celsius, despite the river sitting more than 700 kilometres from the nearest active volcano and in a region of the planet with no known magmatic activity

What the low budget did and did not buy

ISRO gives the realised mission cost as 450 crore rupees, including the launch vehicle, spacecraft and ground segment. An agency review translated that to about $80 million, while the exchange rate near arrival produced the widely repeated figure of roughly $74 million. The agency’s own summary also says the project moved from concept to launch in about 15 months.

The Hollywood comparison became famous because Gravity had a reported production budget of about $100 million. Contemporary coverage noted that the real Mars mission cost less than the fictional one. Many studio blockbusters cost far more still.

But rupees spent in India cannot be compared...