A) 100,000 light-years B) 200,000 light-years C) 500,000 light-years D) 50,000 light-years
A) 1-10 billion B) 500-1,000 billion C) 10-50 billion D) 100-400 billion
A) Norma Arm B) Scutum-Crux Arm C) Perseus Arm D) Orion Arm
A) Triangulum Galaxy B) Small Magellanic Cloud C) Andromeda Galaxy D) Large Magellanic Cloud
A) 2,000 light-years B) 5,000 light-years C) 500 light-years D) 1,000 light-years
A) Black Hole B1504+82 B) Sagittarius A* C) M87* D) V404 Cygni
A) Local Group B) Hydra-Centaurus Supercluster C) Orion Supercluster D) Virgo Supercluster
A) 13.6 billion years B) 5 billion years C) 20 billion years D) 10 billion years
A) Galactic Cannibalism B) Interstellar Dance C) Space Collison D) Universal Attraction |