Aditya-L1
India's first solar observation mission / From Wikipedia, the free encyclopedia
Aditya-L1 (Sanskrit: Āditya IPA: [aːd̪it̪jɐ] 'Sun', L1 'Lagrange Point 1') [lower-alpha 1] is a coronagraphy spacecraft for studying the solar atmosphere, designed and developed by the Indian Space Research Organisation (ISRO) and various other Indian Space Research Institutes.[1] It is orbiting at about 1.5 million km from Earth in a halo orbit around the Lagrange point 1 (L1) between the Earth and the Sun, where it will study the solar atmosphere, solar magnetic storms, and their impact on the environment around the Earth.[7]
Mission type | Solar observation |
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Operator | ISRO |
COSPAR ID | 2023-132A |
SATCAT no. | 57754 |
Website | www |
Mission duration | 5.2 years (planned)[1] 11 months and 10 days (elapsed) |
Spacecraft properties | |
Spacecraft | PSLV-XL/C-57 |
Spacecraft type | PSLV |
Bus | I-1K[2] |
Manufacturer | ISRO / IUCAA / IIA |
Payload mass | 1,500 kg (3,300 lb)[1] |
Start of mission | |
Launch date | 2 September 2023 (2023-09-02), 11:50 IST (06:20 UTC)[3][4] |
Rocket | PSLV-XL C57 |
Launch site | Satish Dhawan Space Centre |
Contractor | ISRO |
Orbital parameters | |
Reference system | Sun–Earth L1 orbit |
Regime | Halo orbit |
Period | 177.86 days[5] |
Epoch | 6 January 2024[6] |
Mission Insignia |
It is the first Indian mission dedicated to observe the Sun. Nigar Shaji is the project's director.[8][9][10][11] Aditya-L1 was launched aboard the PSLV C57 at 11:50 IST on 2 September 2023,[12][3][4] It successfully achieved its intended orbit nearly an hour later, and separated from its fourth stage at 12:57 IST.[13] It was inserted at the L1 point on 6 January 2024, at 4:17 pm IST.[14]