Hard Cosmic Knowledge Quiz
Challenge yourself with ten tough astronomy questions covering stars, planets, and the far reaches of the universe.
Quiz Questions
Answer all questions below and test your knowledge.
- 1
The Cosmic Microwave Background has a temperature of approximately?
- 2
What phenomenon causes the apparent shift in position of a star due to Earth's motion around the Sun?
- 3
What is the primary process that powers main-sequence stars like the Sun?
- 4
Which type of supernova results from the thermonuclear explosion of a white dwarf that has approached the Chandrasekhar limit?
- 5
The Lagrange point L4 in the Earth–Moon system leads the Moon in its orbit by what angle?
- 6
What is the most abundant molecule in the interstellar medium after molecular hydrogen?
- 7
Which telescope first captured the first direct image of a black hole's event horizon?
- 8
In orbital mechanics, the vis-viva equation relates orbital speed to which two quantities?
- 9
What spectral class does the Sun belong to?
- 10
Which planet has the shortest orbital period around the Sun?
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