Screening Paper II · 2 Science and Technology · APPSC Group 1

2.3.2 Space missions notes

5 notes, in reading order.

  1. 2.3.2.1Chandrayaan-1, Chandrayaan-2 and Mangalyaan

    Chandrayaan-1 (2008) gave India its first Moon mission and lunar water evidence, Chandrayaan-2 (2019) had a partial success, and Mangalyaan (2013-14) made India the first Asian nation to reach Mars orbit.

    Advanced · 5 min · Full course
  2. 2.3.2.2Chandrayaan-3: Vikram, Pragyan, payloads and findings

    Chandrayaan-3 made India the first country to soft-land near the Moon's south polar region and the fourth to land softly on the Moon.

    Advanced · 4 min · Full course
  3. 2.3.2.3Space observatories: AstroSat, Aditya-L1 and XPoSat

    India's space observatories look at the universe in many wavelengths (AstroSat), at the Sun from L1 (Aditya-L1), and at the polarisation of X-rays from cosmic sources (XPoSat).

    Advanced · 5 min · Full course
  4. 2.3.2.4Human spaceflight: Rakesh Sharma to Gaganyaan, Axiom-4 and Bharatiya Antariksh Station

    India's first astronaut flew on a Soviet craft in 1984; Gaganyaan is the indigenous crewed programme, Axiom-4 sent the second Indian to space in 2025, and a Bharatiya Antariksh Station is planned.

    Advanced · 6 min · Full course
  5. 2.3.2.5SpaDeX, reusable launch vehicle and future missions: Chandrayaan-4, LUPEX and NISAR

    SpaDeX proved orbital docking, RLV tests aim at reusable rockets, and Chandrayaan-4, LUPEX and the NASA-ISRO NISAR are the next steps in lunar and Earth-observation science.

    Advanced · 5 min · Full course

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