Space and Space Technology: UPSC Previous Year Questions (Science and Technology)
2 previous year UPSC Prelims questions on Space and Space Technology (Science and Technology). Choose an option to see the answer and explanation.
Explanations state facts as of the year each question was asked; words like “recently” refer to that year.
Showing 1–2 of 2 questions
UPSC 2016Science and Technology · Space and Space Technology
Q1. With reference to ‘Astrosat’, the astronomical observatory launched by India, which of the following statements is/are correct? 1. Other than USA and Russia, India is the only country to have launched a similar observatory into space. 2. Astrosat is a 2000 kg satellite placed in an orbit at 1650 km above the surface of the Earth. Select the correct answer using the code given below.
Explanation
AstroSat is the first dedicated Indian astronomy mission aimed to study celestial sources in X-ray, optical and UV spectral bands. The payloads cover the energy bands of Ultraviolet (Near and Far), limited optical and X-ray regime (0.3 keV to 100keV). The ability to simultaneously observe multiple celestial objects at multiple wavelengths with a single satellite is one of the special aspects of the AstroSat project.
Statement 1 is incorrect: India has joined the exclusive club of nations with its own space observatory with the successful launch of ASTROSAT, joining the US, Japan, Russia, and Europe. ASTROSAT, India’s first dedicated multi-wavelength space observatory, will aid in the knowledge of the cosmos.
Statement 2 is incorrect: AstroSat with a lift-off mass of 1515 kg was launched into a 650 km orbit inclined at an angle of 6 deg to the equator by PSLV-C30 from Satish Dhawan Space Centre, Sriharikota.
UPSC 2016Science and Technology · Space and Space Technology
Q2. Consider the following statements: The Mangalyaan launched by ISRO 1. is also called the Mars Orbiter Mission 2. made India the second country to have a spacecraft orbit the Mars after USA 3. made India the only country to be successful in making its spacecraft orbit the Mars in its very first attempt Which of the statements given above is/are correct?
Explanation
Mangalyaan/Mars Orbiter Mission (MOM), the maiden interplanetary mission of ISRO, was launched on PSLV-C25. It entered into Martian orbit in its first attempt. MOM had completed 1000 Earth days in its orbit well beyond its designed mission life of six months.
Statement 1 and 3 are correct: The Mangalyaan launched by ISRO is also called the Mars Orbiter Mission. With this India became the first Asian nation to reach Mars orbit, and the first nation in the world to do so in its first attempt.
Statement 2 is incorrect: It is India’s first interplanetary mission and ISRO has become the fourth space agency to reach Mars, after the Soviet space Programme, NASA and the EuropeanSpace Agency.
Answer key for these questions
Q
UPSC year
Correct answer
1
2016
(d) Neither 1 nor 2
2
2016
(c) 1 and 3 only
Frequently asked questions
How many previous year UPSC questions are there on Space and Space Technology?
This page covers 2 previous year UPSC Prelims GS Paper-I questions on Space and Space Technology (Science and Technology), asked from 2002 to 2025. Each has the correct answer and an explanation.
How should I use previous year UPSC questions for Prelims?
Attempt each question first, then open the answer and read the explanation for every option. Repeat by chapter, and track which statements UPSC reuses across years. Previous year questions show the exam pattern and difficulty level.
Which years are covered for Space and Space Technology?
Questions on Space and Space Technology (Science and Technology) are available for 21 years, from 2002 to 2025. Use the Year filter to practise a single paper.
