CURRENT AFFAIRS

2019

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Which country has dropped an explosive from its Hayabusa2 spacecraft?
A
China
B
Japan
C
Russia
D
USA
Explanation: 

Detailed explanation-1: -The Japan Aerospace Exploration Agency, or JAXA, said Hayabusa 2 dropped a small explosive box which sent a copper ball the size of a baseball slamming into the asteroid, and that data confirmed the spacecraft had safely evacuated and remained intact.

Detailed explanation-2: -Hayabusa2 (Japanese: 2, lit. ‘Peregrine falcon 2’) is an asteroid sample-return mission operated by the Japanese state space agency JAXA. It is a successor to the Hayabusa mission, which returned asteroid samples for the first time in June 2010.

Detailed explanation-3: -Hayabusa2 is a Japanese spacecraft that studied asteroid Ryugu, collected samples, and brought them to Earth for analysis.

Detailed explanation-4: -The Hayabusa-2 probe brought 5.4 grams of rocks and dust from the asteroid Ryugu to Earth in December 2020. Here is what its study has revealed. How did the Earth, believed to have been covered in bubbling oceans of magma billions of years ago, transform into the ‘blue planet’ and become covered in water?

Detailed explanation-5: -TOKYO – The discovery of amino acids in asteroid samples collected by Japan’s Hayabusa2 space probe has brought scientists one step closer to knowing the full picture of the origin of life on Earth. Amino acids are the building blocks of proteins, which are essential to all life, along with water.

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