Which of the following pair(s) is/are correctly matched?

Spacecraft Purpose
1. Cassini-Huygens : Orbiting the Venus and transmitting data to the Earth
2. Messenger : Mapping and investigating the Mercury
3. Voyager 1 & 2 : Exploring the outer solar system

Select the correct answer using the codes given below.

[UPSC Civil Services Exam – 2014 Prelims]

(a) 1 only

(b) 2 and 3 only

(c) 1 and 3 only

(d) 1, 2 and 3

Answer: (b)        

Explanation:

Cassini-Huygens:

  • As the fourth space probe to visit Saturn, the Cassini-Huygens mission was launched with two elements: the Cassini orbiter and the Huygens probe.
  • In July 2004, the spacecraft reached Saturn with the objective of studying the dynamic behavior of its rings and atmosphere at cloud level, among other goals.

Messenger:

  • The Messenger mission was the seventh Discovery-class mission and the first spacecraft to orbit Mercury.
  • Its primary goal was to investigate the geology, magnetic field, and chemical composition of the planet.

Voyager 1 and 2:

  • Launched in 1977, the Voyager 1 and 2 missions had a primary mission of exploring Jupiter and Saturn.
  • Voyager 2 continued on to explore Uranus and Neptune.
  • The Voyagers made important discoveries at the outer boundary of the heliosphere in interstellar space.

Consider the following statements:                                                                   The Parliament of India can place a particular law in the Ninth Schedule of the Constitution of India. The validity of a law placed in the Ninth Schedule cannot be examined by any court and no judgement can be made on it. Which of the statements given above is/are correct?

Consider the following statements:                                               

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Consider the following statements:                                                         The Parliament of India can place a particular law in the Ninth Schedule of the Constitution of India. The validity of a law placed in the Ninth Schedule cannot be examined by any court and no judgement can be made on it. Which of the statements given above is/are correct?

Consider the following statements:                                               

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