Hubble Space Telescope and Galaxy Dynamics

What is the name of the galaxy group that includes a giant elliptical galaxy and several spiral galaxies?

• Milky Way Cluster

• Galactic Core 5

• Hickson Compact Group 40

• Andromeda Assembly

What role does dark matter play in the dynamics of the Hickson Compact Group 40?

• It forms a cloud that acts as a frictional force.

• It creates a magnetic field around the galaxies.

• It causes the galaxies to emit more light.

• It increases the speed of the galaxies.

In approximately how many years will the galaxies in the Hickson Compact Group 40 merge into one?

• 1 billion years

• 2 billion years

• 5 billion years

• 500 million years

What significant contributions has the Hubble Space Telescope made to our understanding of the universe?

• It has discovered new planets in our solar system.

• It has refined our understanding of the universe's age and expansion rate.

• It has mapped the entire Milky Way galaxy.

• It has identified the exact location of dark matter.

How has the Hubble Space Telescope been maintained over the years?

• Through automatic self-repair systems.

• Via five astronaut servicing missions and technical support.

• By regular software updates from Earth.

• By replacing it with newer telescopes.