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