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?
- Detection of microwaves in space
- Observation of redshirt phenomenon in space
- Movement of asteroids in space
- Occurrence of supernova explosions in space
Codes:
(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.
