1. Who discovered the Andromeda galaxy? French astronomer Charles Messier Persian astronomer Abd al-Rahman al-Sufi Chinese astronomer Tsu Ch'ung-Chi
2. The Messier number and NGC number of the Andromeda galaxy are, M1 and NGC 61 M31 and NGC 224 M43 and NGC 102
3. Andromeda galaxy belongs to, Virgo galaxy cluster Andromeda galaxy cluster Local Group galaxy cluster
4. What is the apparent visual magnitude of the Andromeda galaxy? +3.4 +5.2 +6.8
5. Who took the first photograph of the Andromeda galaxy and detected the spiral stucture? Issac Roberts William Huggins Hunbury Brown
6. What is the diameter of Andromeda galaxy? 95,000 light years 150,000 light years 220,000 light years
7. What is the distance of Andromeda galaxy measured from the Earth? 1.7 million light years 2.5 million light years 28 million light years
8. The number of stars in the Andromeda galaxy is, Greater than the Milky Way Roughly equal to Milky Way Lesser than the Milky Way
9. Andromeda galaxy is located in the constellation of, Orion Cassiopia Andromeda
10. According to de Vaucouleurs galaxy classification, Andromeda is a, Sb type galaxy SAb type galaxy SBb type galaxy
11. The first radio emissions from the Andromeda galaxy was detected by, Arecibo Radio Observatory Jodrell Bank Observatory Noto Radio Observatory
12.The rate of star formation on Andromeda galaxy is, Higher than the Milky Way galaxy Equal to the Milky Way galaxy Lower than the Milky Way galaxy
13. How many globular clusters have been identified in the Andromeda galaxy? 82 140 460
14. How many satellite galaxies orbit the Andromeda galaxy? 3 6 14
15. The largest satellite galaxy of Andromeda is, M32 galaxy M110 galaxy Pegasus Dwarf galaxy
16. The spectrum of the Andromeda galaxy has, A blue shift A red shift No shift
17. Andromeda galaxy is, Moving away from the Milky Way galaxy Moving towards the Milky Way galaxy Maintaining the same distance with the Milky Way galaxy
18. The Andromeda galaxy core has, A double nucleus A giant globular cluster A large dust cloud
19. Andromeda galaxy, Is visible to the naked eye Needs at least 10x50 binoculars to spot in the night sky Needs a telescope of 6" or larger aperture to observe
20. What will happen to Andromeda galaxy in the future? It will collide with the Triangulum galaxy It will collide with the Milky Way galaxy It will convert into an irregular shaped galaxy
