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Science & Technology
Capstone IAS Learning
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Science & Technology
Capstone IAS Learning
Space Technology
Page 3


Science & Technology
Capstone IAS Learning
Space Technology
Some Basics About Satellite 
Orbits
Satellite Orbits: The path that satellite takes to 
rotate around the planet is called satellite orbit.
Gravity and Speed of Satellite in an orbit:  
Orbital velocity is the velocity at which a body 
revolves around the other body.
The orbital velocity formula is given by
Page 4


Science & Technology
Capstone IAS Learning
Space Technology
Some Basics About Satellite 
Orbits
Satellite Orbits: The path that satellite takes to 
rotate around the planet is called satellite orbit.
Gravity and Speed of Satellite in an orbit:  
Orbital velocity is the velocity at which a body 
revolves around the other body.
The orbital velocity formula is given by
Page 5


Science & Technology
Capstone IAS Learning
Space Technology
Some Basics About Satellite 
Orbits
Satellite Orbits: The path that satellite takes to 
rotate around the planet is called satellite orbit.
Gravity and Speed of Satellite in an orbit:  
Orbital velocity is the velocity at which a body 
revolves around the other body.
The orbital velocity formula is given by
Types of Orbits
1. Low Earth Orbit (LEO) 
2. Middle Earth Orbit (MEO) 
3. Geosynchronous Earth Orbit 
(GEO)
4. Geostationary Orbit (GSO) 
5. Sun Synchronous Orbit (SSO) 
6. Geostationary Transfer Orbit 
(GTO)
Read More
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FAQs on PPT: Space Technology- 1 - Crash Course for UPSC Aspirants

1. What is space technology?
Ans. Space technology refers to the application of scientific knowledge and engineering techniques in the exploration and utilization of outer space. It includes various technologies used in space missions, such as satellites, spacecraft, rockets, and space probes.
2. How is space technology useful in our daily lives?
Ans. Space technology has numerous applications that impact our daily lives. It enables communication through satellite-based telecommunication systems, weather forecasting through satellites, GPS navigation, and remote sensing for monitoring and managing natural resources. It also supports disaster management, environmental monitoring, and provides valuable data for scientific research.
3. How does space technology contribute to scientific research?
Ans. Space technology plays a crucial role in advancing scientific research. It allows scientists to study celestial bodies, gather data about the universe, and explore phenomena beyond Earth's atmosphere. Space telescopes, like the Hubble Space Telescope, enable astronomers to observe distant galaxies and gain insights into the origins and evolution of the universe.
4. What are the challenges faced in developing space technology?
Ans. Developing space technology involves several challenges. One major challenge is the high cost associated with research, development, and launch of space missions. Another challenge is the need for precision engineering to ensure the reliability and safety of spacecraft. Additionally, space exploration requires overcoming extreme temperatures, vacuum conditions, and the effects of microgravity, which pose technical challenges for astronauts and equipment.
5. How does space technology contribute to national security?
Ans. Space technology plays a significant role in national security. It enables surveillance and reconnaissance through satellites, providing critical information for defense and intelligence purposes. Space-based communication systems facilitate secure and encrypted communication for military operations. Furthermore, space technology supports missile defense systems and early warning systems to detect and respond to potential threats.
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