Space & Astronomy

Expert Quiz on Stars and Galaxies

A demanding set of five multiple‑choice items designed for seasoned astronomy enthusiasts.

#stellar evolution#black holes#spectral types#cosmic distances#galaxy classification

Total Questions

Difficulty Level

hard

Progress

0/0

Quiz Questions

Answer all questions below and test your knowledge.

1
What is the minimum mass a celestial object must have to sustain hydrogen fusion in its core?
Question 1
2
In the Hubble sequence, which type denotes a spiral galaxy with a prominent bulge and tightly wound arms?
Question 2
3
Which stellar remnant represents the most massive class of compact objects formed from single-star collapse?
Question 3
4
A galaxy shows a redshift corresponding to a recessional velocity of 30,000 km/s. Assuming H0 equals 70 km/s per megaparsec, approximately how far away is the galaxy?
Question 4
5
Which spectral feature is most characteristic of O‑type stars?
Question 5

Never miss a quiz!

Daily challenges on Telegram

How well do you know your movie lines? See if you can match these famous quotes to their films!

Think you know your 'Back to the Future' from your 'Blade Runner'? Prove your 80s movie mastery with these challenging questions!

Put your global knowledge to the test! Match the country to its capital city.

Think you know music? Let's find out with this super easy trivia quiz!