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VOL. I · EST. 11.2025 
SatyaDheesh
सत्याधीश
India's Ground Truth Record
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After 8 Years in Space, ‘BepiColombo’ Is Finally Approaching Mercury

GS3Economy · S&T · Environment · Security· Space technology (ISRO, missions)· Prelims·

Space technology and international cooperation: a relevant GS3 Science & Technology topic.

Why in news

The BepiColombo spacecraft, a joint mission by ESA and JAXA, began its descent to Mercury on September 3 after overcoming propulsion issues.

Background

The mission involves two spacecraft: the Mercury Planetary Orbiter (MPO) and the Mercury Magnetospheric Orbiter (Mio). It traveled nearly 6 billion miles using nine gravity assist maneuvers to reach its destination.

Facts for Prelims

  • S&TBepiColombo: A joint space mission between the European Space Agency (ESA) and the Japan Aerospace Exploration Agency (JAXA)
  • FactThe mission traveled nearly 6 billion miles using nine gravity assist maneuvers
  • S&TMPO and Mio: The two specific spacecraft components of the BepiColombo mission
  • FactObservations of Mercury's surface, magnetic field, and atmosphere are scheduled to start in April 2027

Prelims practice question

With reference to the BepiColombo mission, consider the following statements:

  1. The mission is a joint venture between the European Space Agency and the Japan Aerospace Exploration Agency.
  2. The mission consists of two spacecraft components: the Mercury Planetary Orbiter and the Mercury Magnetospheric Orbiter.
  3. The mission utilized twelve gravity assist maneuvers to reach its destination.

Which of the statements given above is/are correct?

  1. (a)1 only
  2. (b)3 only
  3. (c)1 and 2 only
  4. (d)1 and 3 only
Show answer

Answer: (c) 1 and 2 only — Statements 1 and 2 are correct. Statement 3 is incorrect: The mission used nine gravity assist maneuvers.

For Mains

Q. Discuss the significance of international cooperation in deep-space exploration and the scientific importance of studying planetary magnetospheres.

Dimensions to cover in your answer

  • Scientific synergy: Collaborative data sharing between ESA and JAXA for complex planetary orbital mechanics
  • Technological hurdles: Overcoming propulsion and trajectory challenges in high-radiation environments near Mercury

Keywords: Deep-space exploration · Inter-agency cooperation · Planetary science · Orbital mechanics · Magnetospheric study

Read the full news →Source: Wired ↗

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This note is generated automatically from SatyaDheesh's news feed and mapped to the UPSC CSE syllabus. Check facts against the original report or PIB before using them in an answer.