Paper I · 2 General Science & Technology · 2.7 Space programme: organisation, rockets and satellites

2.7.3 Orbits: LEO, sun-synchronous, geostationary and Lagrange points

A satellite's orbit decides what it can see and for how long: low orbits for imaging, sun-synchronous orbits for consistent lighting, geostationary orbit for fixed coverage, and Lagrange points for parking space telescopes.

  • APPSC Paper I · Paper I
  • Standard level
  • 5 min read
  • Full course

Key terms

  • LEO
  • polar orbit
  • sun-synchronous
  • geostationary
  • GTO
  • Lagrange point
  • L1
  • halo orbit
  • escape velocity

What this note covers

  1. Core factsFoundation
  2. ExplainedStandard
  3. DeeperAdvanced
  4. Mains writingMains writing
  5. Common trapsFoundation
  6. Quick revisionFoundation

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