Unlock Universe's Hidden Hard Facts Quiz

Immerse in challenging trivia about the cosmos's most arcane wonders and scientific milestones.

#nebulae#exoplanets#black holes#space trivia#astronomy facts#asteroid missions#galaxy collisions#solar probes#cosmic records#supermassive stars

Total Questions

10

Difficulty Level

hard

Progress

0/0

0%

Quiz Questions

Answer all questions below and test your knowledge.

1
What is the name of the supermassive black hole at the Milky Way's center?
Question 1
2
Which probe reached the highest speed relative to the Sun at over 430,000 mph?
Question 2
3
What is the coldest known natural location in the universe at about 1 Kelvin?
Question 3
4
What was the first confirmed exoplanet around a main-sequence star?
Question 4
5
Which star boasts the largest known radius, around 2,150 times the Sun's?
Question 5
6
What is Earth's largest known asteroid impact crater by diameter?
Question 6
7
Which galaxy will merge with the Milky Way in roughly 4.5 billion years?
Question 7
8
On which planet is diamond rain theorized to occur deep in the atmosphere?
Question 8
9
What is the Sun's surface escape velocity?
Question 9
10
Which mission first returned lunar samples to Earth unmanned?
Question 10