What’s new in Chandrayaan-3? Know its specifications, goals & challenges

India is all set to witness the grand launch of the India Space Research Organisation‘s (ISRO) Chandrayaan-3 on Friday. As ISRO is gearing up for the launching event, here are some of the spacecraft’s specifications that will amaze everyone. Chandrayaan-3 is loaded with more fuel, several fail-safe measures and a bigger landing site than its […]

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Alina Khan
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India is all set to witness the grand launch of the India Space Research Organisation‘s (ISRO) Chandrayaan-3 on Friday. As ISRO is gearing up for the launching event, here are some of the spacecraft’s specifications that will amaze everyone. Chandrayaan-3 is loaded with more fuel, several fail-safe measures and a bigger landing site than its previous version Chandrayaan-2. Also, this time, ISRO is determined to land on the moon successfully. 

Taking notes from its launch, the spacecraft, Chandrayaan-3 is scheduled to be launched from Andhra Pradesh’s Sriharikota, making India the 4th country to land a spacecraft on the surface of the moon after the United States, Russia and China. 

What’s the mission?

As per the ISRO, the Chandrayaan-3 will reach the lunar orbit about a month after its launch on Friday. The lander, Vikram, and the rover, Pragyaan, are expected to land on the moon on August 23. 

Chandrayaan-3 will be launched by the LVM3 rocket from SDSC SHAR in Sriharikota. The propulsion module will carry the lander and rover configuration to a 100 km lunar orbit, where the lander will separate and attempt a soft landing, said ISRO. 

Further, the module will also carry a Spectro-polarimetry of Habitable Planet Earth (SHAPE) payload, which is required to study the spectral and polarimetric measurements of the earth from the lunar orbit. 

Here’s the objective of Chandrayaan-3

The main objective of the Chandrayaan-3, which is a follow-up mission to Chandrayaan-2, amid to demonstrate India’s ability to safely land a spacecraft on the moon’s surface and have a rover roam the lunar surface. Then, the rover will collect data on the composition and geology of the moon. 

Moreover, it will also conduct scientific experiments to study the moon’s environment, including its history, geology and potential for resources. 

Talking about the challenges, ISRO said that the spacecraft landing on the moon is a complex and challenging task. 

Chandrayaan-2 setback

India’s previous attempt to land Chandrayaan-2 in July 2019, suffered a major setback after the Vikram lander crashed during its descent to the lunar surface. 

Improvising this year’s try, Chandrayaan-3 has been designed with more fuel, which will give it the ability to travel farther, handle dispersion, or move to an alternate landing site if necessary, said the ISRO. 

“We looked at very many failures – sensor failure, engine failure, algorithm failure, calculation failure. So, whatever the failure we want it to land at the required speed and rate. So, there are different failure scenarios calculated and programmed inside,” ISRO chief S Somanath told news agency PTI. 

The ISRO chief said that the Vikram lander has been modified to ensure that it generates power no matter how it lands. The lander has also been tested for its ability to withstand higher velocities and has additional solar panels on other surfaces.