What triggers star formation in the spiral arms of spiral ga… What triggers star formation in the spiral arms of spiral galaxies? Read Details
Match the number with the correct name for that part of the… Match the number with the correct name for that part of the galaxy. Read Details
Inflation is thought to have occurred when the strong force… Inflation is thought to have occurred when the strong force froze out. Which two eras was this between? Read Details
Which of the following types of galaxies are most commonly f… Which of the following types of galaxies are most commonly found in the center of large clusters? Read Details
Which is the classification given to a galaxy with a small n… Which is the classification given to a galaxy with a small nuclear bulge, and loosely wound arms with no bar through the nuclear bulge? Read Details
The method used by Hubble to determine the distance to the A… The method used by Hubble to determine the distance to the Andromeda galaxy was Read Details
Which of the following structures is not part of the Milky W… Which of the following structures is not part of the Milky Way Galaxy? Read Details
The letters G U T from the GUT Era stand for Grand Unified… The letters G U T from the GUT Era stand for Grand Unified Theory. This theory explains how 3 of the fundamental forces are indistinguishable. Which three forces does it describe? Read Details
About how long does it take for the Sun to orbit around the… About how long does it take for the Sun to orbit around the Milky Way one time? Read Details
