Latest MCQs on Universe for Competitive Exams

301. Which planet is known for its “shepherd moons” that help maintain its rings?
A) Saturn
B) Jupiter
C) Uranus
D) Neptune
Correct Answer: A) Saturn
Explanation: Saturn’s shepherd moons help keep its rings in place.

302. What is the name of the first spacecraft to orbit Mercury?
A) Messenger
B) Mariner 10
C) BepiColombo
D) Pioneer 11
Correct Answer: A) Messenger
Explanation: Messenger orbited Mercury from 2011 to 2015.