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Quick Revision Table
| Concept | Key Fact | Exam Relevance |
|---|---|---|
| ISRO founded | 15 August 1969 | ISRO basics |
| First Indian rocket | 21 November 1963 — Thumba, Kerala | Space history |
| First Indian satellite | Aryabhata, 1975 | Space history |
| PSLV record | 104 satellites, PSLV-C37, Feb 15, 2017 | PSLV 5-mark |
| LVM3 to GTO | 4 tonnes | Launch vehicles |
| Chandrayaan-3 landing | 23 August 2023; lunar south pole | Space missions — must know |
| Pragyan findings | Sulphur, iron, calcium at south pole | Chandrayaan-3 |
| Mangalyaan | Sep 24, 2014; ₹450 cr; first debut success | Mars mission |
| Aditya-L1 | Sep 2, 2023 launch; Jan 6, 2024 at L1 | Solar mission |
| Gaganyaan astronauts | Nair, Pratap, Krishnan, Shukla | Human spaceflight |
| IGMDP | 1983; APJ Kalam; 5 missiles | Missile programme |
| BrahMos | Mach 2.8; India-Russia 1998; Philippines export 2022 | Missiles 5-mark |
| Agni-V MIRV | Mission Divyastra, March 11, 2024 | Strategic missiles |
| CWC | 1993; OPCW Nobel 2013; India ratified 1996 | CW 5-mark |
| BWC | 1972; no verification mechanism | BW 5-mark |