International Space Agencies – Missions and Discoveries

Japan’s Hayabusa2 Probe


From UPSC perspective, the following things are important :

Prelims level : Hayabusa2 Probe

Mains level : Not Much

A Japanese spacecraft is nearing Earth after a yearlong journey home from a distant asteroid with soil samples. It is set to land in Australia.

Try this PYQ:

Which of the following is/are cited by the scientists as evidence/evidence for the continued expansion of the universe?

  1. Detection of microwaves in space
  2. Observation of redshirt phenomenon in space
  3. Movement of asteroids in space
  4. Occurrence of supernova explosions in space


(a) 1 and 2 only

(b) 2 only

(c) 1, 3 and 4

(d) None of the above can be cited as evidence.

Hayabusa2 Probe

  • Hayabusa2is an asteroid sample-return mission operated by the Japanese space agency, JAXA.
  • It follows on from the Hayabusa mission which returned asteroid samples in 2010.
  • It was launched on 3 December 2014 and rendezvoused with near-Earth asteroid 162173 Ryugu on 27 June 2018.
  • It surveyed the asteroid for a year and a half and took samples. It left the asteroid in November 2019.
  • It carries multiple science payloads for remote sensing, sampling, and four small rovers that investigated the asteroid surface to inform the environmental and geological context of the samples collected.

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