Andromeda and the Milky Way Are Approaching at a Measured

question 66

Essay

Andromeda and the Milky Way are approaching at a measured relative speed of 110 km/s.If Andromeda is currently separated from the Milky Way by about 770 kpc, provide a simple estimate for how far in the cosmic future the two galaxies will collide.Why is this estimate "simple," and not correct?

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Definitions:

Distances

The amount of space between two points, which can be measured in various units such as kilometers, miles, meters, or feet, important for logistics and planning.

Minimum Cost

The lowest possible expense incurred in the production or acquisition of goods or services without compromising quality.

Shipping Solution

A system or service that simplifies the process of sending goods from one place to another.

Objective Function

A mathematical expression that defines the goal of an optimization problem, often involving the maximization or minimization of some quantity.