"Dream, Dream, Dream! Conduct these dreams into thoughts, and then transform them into action."
- Dr. A. P. J. Abdul Kalam
18 Aug 2023
India's ambitious solar mission, Aditya-L1, has achieved a significant milestone as it reaches the spaceport in Sriharikota. The Indian Space Research Organisation (ISRO) aims to launch Aditya-L1 by the end of August or early September, marking India's first-ever solar mission.
Aditya-L1, a space-based Indian observatory designed to study the Sun, has been developed at the UR Rao Satellite Centre in Bengaluru. The spacecraft has now arrived at SDSC-SHAR (spaceport) in Sriharikota, according to ISRO.
The primary objective of Aditya-L1 is to analyze various properties of the Sun, including the dynamics and origins of coronal mass ejections. Positioned at the first Lagrange point (L1) of the Earth-Sun system, the spacecraft will orbit the Sun at a constant distance from Earth, enabling uninterrupted observations of the star.
One unique aspect of Aditya-L1's orbit is that no single ground station will have a continuous line of sight with the spacecraft due to Earth's rotation. To overcome this, ISRO plans to utilize a global station network, similar to the one used by the European Space Agency (ESA), to exchange data and commands with the spacecraft.
Aditya-L1 carries a total of seven payloads, including detectors for electromagnetic and particle and magnetic field observations. These payloads will provide crucial scientific insights into phenomena such as coronal heating, coronal mass ejections, and space weather dynamics.
The successful launch of Aditya-L1 will mark a significant milestone for India's space exploration endeavors and contribute to expanding our understanding of the Sun and its influence on space weather.