CURRENT AFFAIRS

2018

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
NASA’s only robot (mission) for exploring the Asteroid Belt is about to die due to lack of a key fuel known as hydrazine. Name the spacecraft:
A
Dawn
B
Cloudsat
C
Phoenix
D
Ranger
Explanation: 

Detailed explanation-1: -Lucy Mission to the Trojan Asteroids Launched on Oct. 16, 2021, Lucy is the first space mission to study the Trojans. The mission takes its name from the fossilized human ancestor (called “Lucy” by her discoverers) whose skeleton provided unique insight into humanity’s evolution.

Detailed explanation-2: -45 Years Ago, Pioneer 10 Became the First Spacecraft to Pass Through the Asteroid Belt. On Feb. 15, 1973, Pioneer 10 was the first spacecraft to pass through the asteroid belt located between the orbits of Mars and Jupiter.

Detailed explanation-3: -Lucy will launch in October 2021 and, with boosts from Earth’s gravity, will complete a 12-year journey to eight different asteroids-a Main Belt asteroid and seven Trojans, four of which are members of “two-for-the-price-of-one” binary systems.

Detailed explanation-4: -The asteroid belt between Mars and Jupiter contains millions of asteroids, but a space probe has never had to worry about hitting into one on its way to the outer planets. The reason for this is because space is so big and so empty when it comes to macroscopic objects such as planets and asteroids.

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