Chandrayaan-2

How ISRO Chief K Sivan Broke The News Of Chandrayaan-2 Lander Vikram Communication Loss To PM Modi

The top scientist of India, K Sivan, briefed Prime Minister Narendra Modi about the loss of communication with Chandrayaan-2 lander Vikram. It was a grim moment and as the top scientist termed it “15 minutes of terror”.

An emotional K Sivan brief about Chandrayaan-2

It was 2:16 AM when K Sivan briefed his team about the loss of communication with the lander Vikram. The room was full of eminent scientists involved in the mission. But they all were crestfallen. Later at 3:10 AM, one of the ISRO scientists, announced that the press conference planned was cancelled.

PM Modi patted ISRO chief

Prime Minister Narendra Modi was watching the landing of Vikram when he was approached by K Sivan. The scientist broke the news of loss of communication to PM Modi who then patted K Sivan and console him by giving him a tight hug.

PM Narendra Modi appreciated the efforts made by K Sivan and his team and gave them his best wishes for future projects. He said K Sivan did a great service to science and the country. He further maintained that whatever the … Read the rest

Chandrayaan-2 Would Start Its Descend On Lunar Surface On Saturday

Chandrayaan-2 is finally ready to let its lander Vikram descend on the Moon. It has been 47-days since the Chanrayaan-2 left earth and now it is going to touch the lunar surface between 1:30am to 2:30am on Saturday.

Landing site

ISRO has marked two landing sites – primary and secondary – for Vikram the lander. It would first attempt landing at the primary site and switch to secondary landing zone only when it finds any difficulty on landing on the first site.

Primary landing site

The primary landing site for Vikram is divided into two zones and the final selection of a zone is left on the lander. It would hover over the primary landing site to collect data and take an informed decision on a landing zone. The two zones are 500m x 500m in area and separated by 1.6km.

Illumination by sunlight

ISRO kept the need for sunlight for illumination for taking clear pictures while choosing landing sites. Sun’s elevation would be more than 6-degrees on these sites. There would be plenty of sunlight needed to take clear pictures of the lunar surface. … Read the rest