Security has been beefed up at the Satish Dhawan Space Centre at Sriharikota in Andhra Pradesh in the wake of credible intelligence that the high-profile place is under the radar of Pakistan-based terror groups.
India's ambitious Mars Orbiter Mission will send a spacecraft hurtling into space on a 400-million-kilometre journey that will last a year. The blast off is on Tuesday afternoon.
The Polar Satellite Launch Vehicle is carrying 1360-kg satellite 'Resourcesat -I'.
Here are some things you must know about this significant launch and why this satellite is a big deal for India.
Scientists also expressed the hope that any technical problem will be sorted out by ISRO, and the mission will be launched successfully.
A symbol of self-reliance, India's space endeavours are a model for public-private partnership.
The polar satellite launch vehicle-C42 launch vehicle carrying the two satellites blasted off from the first launchpad at the Satish Dhawan Space Centre at 10.08 pm.
India's Mars Orbiter Mission, which will look for scope of life on the red planet, will be a reality in either October or November as the Indian Space Research Organisation unveiled the mission on Wednesday.
India is the fourth country to demonstrate the flight testing of Scramjet Engine after the United States, Russia and European Space Agency.
A country that can launch a 229-tonne rocket with seven international satellites into space does not need to import trucks, howitzers or helicopters, says Claude Arpi, who was present at the PSLV launch in Sriharikota on Monday.
The British-built Strand-1 spacecraft, developed by scientists in Surrey, was sent into orbit from Sriharikota in India to test the capabilities of many standard smartphone components for a space environment.
The 56 and-a-half hour countdown for the launch of India's first space mission to Mars, slated for November 5, commenced on Sunday at the Satish Dhawan Space Centre in Sriharikota.
According to ISRO officials, Earth bound orbit is a phase during which the spacecraft will remain in the Earth's sphere of influence.
Swapnila said they saw the GSLV Mk-III rocket that will launch the mission into space. "It was so huge," she added.
Indo-French satellite 'SARAL', aimed at oceanographic studies, would be launched along with a mix of six foreign mini and micro satellites on board PSLV-C20 from the spaceport of Sriharikota on February 25.
PSLV C-29 blasted off from the Satish Dhawan Space Centre, about 110 km from Chennai, at 6 pm and released the six satellites one by one into a 550 km circular orbit.
It was a historic day for the Indian Research Space Organisation on Sunday, says Vicky Nanjappa
ISRO sources said that with Sunday's mission, the agency has launched 62 satellites, one space recovery module and 37 rockets, making it a grand 100
ISRO plans to launch 720-kg SPOT-6 remote sensing satellite from France (built by ASTRIUM SAS) and a 15-kg Japanese spacecraft Protiers on board the home-grown Polar Satellite Launch Vehicle (PSLV-C21) in the second week of September, in a major milestone of sorts.
The 1,858 kg spacecraft, the country's first microwave remote sensing satellite, was injected into orbit by the Polar Satellite Launch Vehicle about 19 minutes after a perfect lift off at 5.47 am at the end of the 71-hour countdown from the Satish Dhawan Space Centre, around 90 km from Chennai.
India's Mars Orbiter Mission is slated to be launched on October 28 after a national committee of experts gave the go ahead for the Rs 450 crore ambitious venture after threadbare deliberations.
Military use apart, the new satellite would be useful for urban and rural applications, coastal land use and regulation, utility management and various related applications.
ISRO chairman K Sivan said all activities related to the third lunar mission -- Chandrayaan-3 -- were going on smoothly but its launch may shift to next year.
"I am really grateful to the entire ISRO family for having worked this hard and making IRNSS-1I a success," said the space centre's chief K Sivan.
India's Polar Satellite Launch vehicle-C16 rocket on Wednesday successfully launched into orbit the latest remote sensing satellite Resourcesat-2 that would study and help manage natural resources along with two nano satellites.
The 43.43 metre tall rocket lifted off at 5.28 pm from the second launch pad at the Satish Dhawan Space Centre in Sriharikota
The Vikram Moon Lander, named after the father of India's space mission Vikram Sarabhai on his birth centenary year, is scheduled to touch the lunar surface near its south pole on September 7 about 1.55 am.
Antrix, ISRO's commercial arm, is eyeing 10% of the $357 billion global market.
Congratulate ISRO and its brilliant scientists for positioning the country in an elite group of nations exploring outer space.
In a jolt to India's space programme on Saturday, the launch of a communication satellite aboard a home-grown vehicle failed after the rocket exploded midair minutes after the lift-off from the spaceport in Sriharikota.
Indian Space Research Organisation is using the most powerful configuration of its rocket Polar Satellite Launch Vehicle to launch a communication satellite from Sriharikota on July 15, as it braces for the nearly Rs 200 crore mission.
India on Friday successfully launched its latest communication satellite GSAT-12 onboard a powerful variant of homegrown Polar Satellite Launch Vehicle, PSLV-C17, from the spaceport in Sriharikota.
The 50-hour countdown for the launch of Indo-French climate monitoring satellite Megha-Tropiques and three other nano satellites on board PSLV-C18 on October 12 from the spaceport of Sriharikota is progressing well, the Indian Space Research Organisation said.
India's second mission to the moon will be launched on Monday at 2.43 pm after its initial launch on July 15 was called off owing to a "technical glitch."
Indian Space Research Organisation plans to undertake next month the first developmental flight of a "game-changer" rocket capable of launching four-ton class of satellites from Sriharikota spaceport, says its Chairman A S Kiran Kumar.
A recap of events that occurred in India in the past week.
Chief of the Indian Space Research Organisation K Radhakrishnan, while commenting on the failure of the latest communication satellite GSAT-5P onboard homegrown GSLV-F06 powered by a Russian cryogenic engine, said that the vehicle faced problems 50 seconds after its launch."The command for aborting the launch was issued when the vehicle was at an altitude of 8 km and 2.5 km away from Sriharikota," said the ISRO chief.
India is all set to script history by launching a record number of 22 satellites, including a number of micro and nano ones from foreign countries, in a single mission in May this year.